./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.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_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc5530f3297a60a6e62c32967b204622cc9ceb16e657d6b09a8ffa710c752296 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:55:51,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:55:51,801 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:55:51,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:55:51,808 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:55:51,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:55:51,836 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:55:51,837 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:55:51,838 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:55:51,838 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:55:51,839 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:55:51,840 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:55:51,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:55:51,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:55:51,842 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:55:51,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:55:51,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:55:51,844 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:55:51,844 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:55:51,845 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:55:51,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:55:51,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:55:51,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:55:51,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:55:51,848 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:55:51,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:55:51,849 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:55:51,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:55:51,850 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:55:51,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:55:51,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:55:51,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:55:51,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:55:51,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:55:51,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:55:51,853 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:55:51,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:55:51,854 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:55:51,854 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:55:51,855 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:55:51,855 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:55:51,856 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:55:51,856 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_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc5530f3297a60a6e62c32967b204622cc9ceb16e657d6b09a8ffa710c752296 [2023-11-26 11:55:52,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:55:52,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:55:52,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:55:52,152 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:55:52,152 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:55:52,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i [2023-11-26 11:55:55,324 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:55:55,586 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:55:55,586 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i [2023-11-26 11:55:55,605 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/data/91342527e/8fe76e0c657345dcbab885e61440d8c1/FLAGb1ba182cd [2023-11-26 11:55:55,619 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/data/91342527e/8fe76e0c657345dcbab885e61440d8c1 [2023-11-26 11:55:55,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:55:55,624 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:55:55,626 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:55:55,626 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:55:55,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:55:55,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:55:55" (1/1) ... [2023-11-26 11:55:55,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@336930a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:55, skipping insertion in model container [2023-11-26 11:55:55,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:55:55" (1/1) ... [2023-11-26 11:55:55,688 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:55:55,846 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_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i[916,929] [2023-11-26 11:55:55,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:55:55,949 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:55:55,962 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_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i[916,929] [2023-11-26 11:55:56,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:55:56,039 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:55:56,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56 WrapperNode [2023-11-26 11:55:56,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:55:56,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:55:56,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:55:56,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:55:56,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,142 INFO L138 Inliner]: procedures = 29, calls = 154, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 435 [2023-11-26 11:55:56,142 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:55:56,143 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:55:56,143 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:55:56,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:55:56,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,179 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,204 INFO L175 MemorySlicer]: Split 121 memory accesses to 7 slices as follows [2, 29, 15, 7, 7, 48, 13]. 40 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 4, 2, 1, 1, 4, 2]. The 16 writes are split as follows [0, 4, 2, 1, 3, 4, 2]. [2023-11-26 11:55:56,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,244 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:55:56,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:55:56,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:55:56,308 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:55:56,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (1/1) ... [2023-11-26 11:55:56,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:55:56,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:55:56,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:55:56,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:55:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:55:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-26 11:55:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-26 11:55:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2023-11-26 11:55:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2023-11-26 11:55:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2023-11-26 11:55:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2023-11-26 11:55:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2023-11-26 11:55:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:55:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:55:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:55:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:55:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 11:55:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 11:55:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 11:55:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-26 11:55:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-26 11:55:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2023-11-26 11:55:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2023-11-26 11:55:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2023-11-26 11:55:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2023-11-26 11:55:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2023-11-26 11:55:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:55:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:55:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:55:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:55:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 11:55:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 11:55:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 11:55:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-26 11:55:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-26 11:55:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2023-11-26 11:55:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2023-11-26 11:55:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2023-11-26 11:55:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2023-11-26 11:55:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2023-11-26 11:55:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:55:56,468 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:55:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:55:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:55:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:55:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:55:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:55:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 11:55:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 11:55:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:55:56,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:55:56,651 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:55:56,654 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:55:57,343 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:55:57,389 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:55:57,389 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:55:57,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:55:57 BoogieIcfgContainer [2023-11-26 11:55:57,390 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:55:57,393 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:55:57,393 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:55:57,397 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:55:57,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:55:55" (1/3) ... [2023-11-26 11:55:57,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32c6a4dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:55:57, skipping insertion in model container [2023-11-26 11:55:57,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:56" (2/3) ... [2023-11-26 11:55:57,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32c6a4dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:55:57, skipping insertion in model container [2023-11-26 11:55:57,399 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:55:57" (3/3) ... [2023-11-26 11:55:57,400 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-95.i [2023-11-26 11:55:57,424 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:55:57,424 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:55:57,494 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:55:57,500 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;@71c2408, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:55:57,500 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:55:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 85 states have internal predecessors, (124), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-26 11:55:57,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-26 11:55:57,520 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:55:57,521 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:55:57,522 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:55:57,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:55:57,527 INFO L85 PathProgramCache]: Analyzing trace with hash 229357638, now seen corresponding path program 1 times [2023-11-26 11:55:57,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:55:57,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491894419] [2023-11-26 11:55:57,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:55:57,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:55:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:57,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:55:57,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491894419] [2023-11-26 11:55:57,935 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:55:57,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382402387] [2023-11-26 11:55:57,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:55:57,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:55:57,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:55:57,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:55:57,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:55:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:58,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:55:58,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:55:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-11-26 11:55:58,374 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:55:58,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382402387] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:55:58,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:55:58,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:55:58,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531835971] [2023-11-26 11:55:58,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:55:58,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:55:58,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:55:58,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:55:58,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:55:58,432 INFO L87 Difference]: Start difference. First operand has 103 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 85 states have internal predecessors, (124), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:55:58,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:55:58,504 INFO L93 Difference]: Finished difference Result 203 states and 326 transitions. [2023-11-26 11:55:58,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:55:58,507 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 127 [2023-11-26 11:55:58,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:55:58,518 INFO L225 Difference]: With dead ends: 203 [2023-11-26 11:55:58,518 INFO L226 Difference]: Without dead ends: 101 [2023-11-26 11:55:58,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:55:58,530 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:55:58,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:55:58,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-26 11:55:58,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2023-11-26 11:55:58,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 83 states have (on average 1.3855421686746987) internal successors, (115), 83 states have internal predecessors, (115), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-26 11:55:58,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 147 transitions. [2023-11-26 11:55:58,604 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 147 transitions. Word has length 127 [2023-11-26 11:55:58,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:55:58,605 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 147 transitions. [2023-11-26 11:55:58,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:55:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 147 transitions. [2023-11-26 11:55:58,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-26 11:55:58,609 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:55:58,610 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:55:58,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:55:58,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-26 11:55:58,811 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:55:58,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:55:58,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1802189674, now seen corresponding path program 1 times [2023-11-26 11:55:58,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:55:58,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465006103] [2023-11-26 11:55:58,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:55:58,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:55:58,922 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:55:58,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [867037740] [2023-11-26 11:55:58,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:55:58,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:55:58,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:55:58,929 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:55:58,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:55:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:59,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 11:55:59,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:55:59,249 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-26 11:55:59,249 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:55:59,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:55:59,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465006103] [2023-11-26 11:55:59,250 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:55:59,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [867037740] [2023-11-26 11:55:59,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [867037740] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:55:59,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:55:59,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:55:59,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618962968] [2023-11-26 11:55:59,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:55:59,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:55:59,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:55:59,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:55:59,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:55:59,254 INFO L87 Difference]: Start difference. First operand 101 states and 147 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:55:59,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:55:59,326 INFO L93 Difference]: Finished difference Result 205 states and 298 transitions. [2023-11-26 11:55:59,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 11:55:59,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 127 [2023-11-26 11:55:59,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:55:59,336 INFO L225 Difference]: With dead ends: 205 [2023-11-26 11:55:59,336 INFO L226 Difference]: Without dead ends: 105 [2023-11-26 11:55:59,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:55:59,343 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 3 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:55:59,344 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 417 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:55:59,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-11-26 11:55:59,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2023-11-26 11:55:59,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-26 11:55:59,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 149 transitions. [2023-11-26 11:55:59,366 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 149 transitions. Word has length 127 [2023-11-26 11:55:59,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:55:59,368 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 149 transitions. [2023-11-26 11:55:59,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:55:59,369 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 149 transitions. [2023-11-26 11:55:59,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-26 11:55:59,372 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:55:59,372 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:55:59,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:55:59,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-26 11:55:59,580 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:55:59,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:55:59,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1802249256, now seen corresponding path program 1 times [2023-11-26 11:55:59,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:55:59,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142167857] [2023-11-26 11:55:59,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:55:59,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:55:59,637 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:55:59,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [857361633] [2023-11-26 11:55:59,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:55:59,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:55:59,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:55:59,639 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:55:59,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 11:55:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:59,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 11:55:59,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:00,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-11-26 11:56:00,097 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-26 11:56:00,097 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:00,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:00,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142167857] [2023-11-26 11:56:00,099 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:56:00,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857361633] [2023-11-26 11:56:00,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857361633] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:00,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:00,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:56:00,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808472187] [2023-11-26 11:56:00,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:00,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:56:00,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:00,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:56:00,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:56:00,104 INFO L87 Difference]: Start difference. First operand 103 states and 149 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:00,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:00,191 INFO L93 Difference]: Finished difference Result 206 states and 298 transitions. [2023-11-26 11:56:00,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 11:56:00,193 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 127 [2023-11-26 11:56:00,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:00,198 INFO L225 Difference]: With dead ends: 206 [2023-11-26 11:56:00,199 INFO L226 Difference]: Without dead ends: 104 [2023-11-26 11:56:00,201 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:56:00,205 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 63 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:00,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 342 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:00,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-26 11:56:00,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 103. [2023-11-26 11:56:00,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 85 states have (on average 1.3647058823529412) internal successors, (116), 85 states have internal predecessors, (116), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-26 11:56:00,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2023-11-26 11:56:00,235 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 127 [2023-11-26 11:56:00,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:00,236 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2023-11-26 11:56:00,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2023-11-26 11:56:00,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-26 11:56:00,242 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:00,243 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:00,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:56:00,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:00,457 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:00,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:00,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1992271859, now seen corresponding path program 1 times [2023-11-26 11:56:00,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:00,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236937370] [2023-11-26 11:56:00,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:00,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:00,526 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:56:00,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [666928926] [2023-11-26 11:56:00,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:00,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:00,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:00,528 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:00,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 11:56:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:01,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-26 11:56:01,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:01,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-11-26 11:56:01,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-26 11:56:01,495 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 183 proven. 9 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-26 11:56:01,495 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:56:01,844 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 36 proven. 9 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-26 11:56:01,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:01,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236937370] [2023-11-26 11:56:01,845 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:56:01,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [666928926] [2023-11-26 11:56:01,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [666928926] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:56:01,845 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:56:01,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2023-11-26 11:56:01,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946633180] [2023-11-26 11:56:01,846 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:56:01,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-26 11:56:01,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:01,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-26 11:56:01,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2023-11-26 11:56:01,849 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand has 14 states, 12 states have (on average 5.916666666666667) internal successors, (71), 14 states have internal predecessors, (71), 5 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (20), 3 states have call predecessors, (20), 5 states have call successors, (20) [2023-11-26 11:56:02,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:02,399 INFO L93 Difference]: Finished difference Result 215 states and 305 transitions. [2023-11-26 11:56:02,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-26 11:56:02,404 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 12 states have (on average 5.916666666666667) internal successors, (71), 14 states have internal predecessors, (71), 5 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (20), 3 states have call predecessors, (20), 5 states have call successors, (20) Word has length 129 [2023-11-26 11:56:02,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:02,406 INFO L225 Difference]: With dead ends: 215 [2023-11-26 11:56:02,406 INFO L226 Difference]: Without dead ends: 113 [2023-11-26 11:56:02,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2023-11-26 11:56:02,408 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 225 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:02,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 736 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 289 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 11:56:02,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-26 11:56:02,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 109. [2023-11-26 11:56:02,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 90 states have (on average 1.3444444444444446) internal successors, (121), 90 states have internal predecessors, (121), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-26 11:56:02,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 153 transitions. [2023-11-26 11:56:02,424 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 153 transitions. Word has length 129 [2023-11-26 11:56:02,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:02,425 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 153 transitions. [2023-11-26 11:56:02,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 12 states have (on average 5.916666666666667) internal successors, (71), 14 states have internal predecessors, (71), 5 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (20), 3 states have call predecessors, (20), 5 states have call successors, (20) [2023-11-26 11:56:02,426 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2023-11-26 11:56:02,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-26 11:56:02,428 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:02,428 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:02,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-26 11:56:02,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:02,637 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:02,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:02,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1559432917, now seen corresponding path program 1 times [2023-11-26 11:56:02,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:02,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354437145] [2023-11-26 11:56:02,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:02,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:02,713 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:56:02,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [314953353] [2023-11-26 11:56:02,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:02,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:02,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:02,715 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:02,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 11:56:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:02,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-26 11:56:02,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:03,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-26 11:56:03,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-26 11:56:03,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-26 11:56:03,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-26 11:56:03,883 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-26 11:56:03,883 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:03,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:03,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354437145] [2023-11-26 11:56:03,883 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:56:03,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314953353] [2023-11-26 11:56:03,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [314953353] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:03,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:03,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:56:03,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294768035] [2023-11-26 11:56:03,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:03,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 11:56:03,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:03,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:56:03,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:56:03,887 INFO L87 Difference]: Start difference. First operand 109 states and 153 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:04,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:04,153 INFO L93 Difference]: Finished difference Result 283 states and 397 transitions. [2023-11-26 11:56:04,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 11:56:04,154 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 130 [2023-11-26 11:56:04,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:04,160 INFO L225 Difference]: With dead ends: 283 [2023-11-26 11:56:04,160 INFO L226 Difference]: Without dead ends: 175 [2023-11-26 11:56:04,160 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-26 11:56:04,161 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 38 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:04,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 466 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 11:56:04,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-26 11:56:04,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 168. [2023-11-26 11:56:04,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 131 states have (on average 1.3129770992366412) internal successors, (172), 131 states have internal predecessors, (172), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 11:56:04,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 236 transitions. [2023-11-26 11:56:04,214 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 236 transitions. Word has length 130 [2023-11-26 11:56:04,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:04,215 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 236 transitions. [2023-11-26 11:56:04,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 236 transitions. [2023-11-26 11:56:04,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-26 11:56:04,218 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:04,219 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:04,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-26 11:56:04,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:04,427 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:04,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:04,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1602961752, now seen corresponding path program 1 times [2023-11-26 11:56:04,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:04,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046980011] [2023-11-26 11:56:04,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:04,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:04,477 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:56:04,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [776284931] [2023-11-26 11:56:04,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:04,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:04,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:04,479 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:56:04,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 11:56:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:05,082 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:56:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:05,544 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:56:05,544 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:56:05,545 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:56:05,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-26 11:56:05,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:56:05,761 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-26 11:56:05,764 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:56:05,838 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-26 11:56:05,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-26 11:56:05,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-26 11:56:05,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-26 11:56:05,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-26 11:56:05,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-26 11:56:05,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-26 11:56:05,841 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-26 11:56:05,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-26 11:56:05,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-26 11:56:05,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-26 11:56:05,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-26 11:56:05,843 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-26 11:56:05,843 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-26 11:56:05,843 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-26 11:56:05,844 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-26 11:56:05,844 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-26 11:56:05,844 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-26 11:56:05,845 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-26 11:56:05,845 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-26 11:56:05,846 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-26 11:56:05,846 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-26 11:56:05,846 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-26 11:56:05,847 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-26 11:56:05,847 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-26 11:56:05,847 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-26 11:56:05,847 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-26 11:56:05,848 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-26 11:56:05,848 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-26 11:56:05,849 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-26 11:56:05,849 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-26 11:56:05,849 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-26 11:56:05,850 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-26 11:56:05,851 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-26 11:56:05,852 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-26 11:56:05,853 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-26 11:56:05,868 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-26 11:56:05,869 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-26 11:56:05,871 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-26 11:56:05,872 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-26 11:56:05,873 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-26 11:56:05,874 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-26 11:56:05,875 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-26 11:56:05,877 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-26 11:56:05,878 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-26 11:56:05,879 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-26 11:56:05,880 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-26 11:56:05,880 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite8 could not be translated [2023-11-26 11:56:05,880 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-26 11:56:05,881 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-26 11:56:05,896 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-11-26 11:56:05,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated [2023-11-26 11:56:05,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-26 11:56:05,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated [2023-11-26 11:56:05,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem14 could not be translated [2023-11-26 11:56:05,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated [2023-11-26 11:56:05,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite17 could not be translated [2023-11-26 11:56:05,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite24 could not be translated [2023-11-26 11:56:05,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated [2023-11-26 11:56:05,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated [2023-11-26 11:56:05,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem14 could not be translated [2023-11-26 11:56:05,900 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-26 11:56:05,900 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite17 could not be translated [2023-11-26 11:56:05,900 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated [2023-11-26 11:56:05,901 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated [2023-11-26 11:56:05,901 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated [2023-11-26 11:56:05,901 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem26 could not be translated [2023-11-26 11:56:05,901 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem29 could not be translated [2023-11-26 11:56:05,902 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-26 11:56:05,902 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated [2023-11-26 11:56:05,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-26 11:56:05,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-26 11:56:05,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-26 11:56:05,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-26 11:56:05,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-26 11:56:05,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated [2023-11-26 11:56:05,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-26 11:56:05,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-26 11:56:05,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-26 11:56:05,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-26 11:56:05,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-26 11:56:05,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-26 11:56:05,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-26 11:56:05,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated [2023-11-26 11:56:05,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-26 11:56:05,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-26 11:56:05,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-26 11:56:05,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-26 11:56:05,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-26 11:56:05,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated [2023-11-26 11:56:05,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-26 11:56:05,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-26 11:56:05,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-26 11:56:05,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-26 11:56:05,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-26 11:56:05,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated [2023-11-26 11:56:05,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-26 11:56:05,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated [2023-11-26 11:56:05,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-26 11:56:05,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated [2023-11-26 11:56:05,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-26 11:56:05,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-26 11:56:05,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-26 11:56:05,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated [2023-11-26 11:56:05,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-26 11:56:05,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated [2023-11-26 11:56:05,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-26 11:56:05,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated [2023-11-26 11:56:05,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-26 11:56:05,911 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated [2023-11-26 11:56:05,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:56:05 BoogieIcfgContainer [2023-11-26 11:56:05,947 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:56:05,948 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:56:05,948 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:56:05,948 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:56:05,949 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:55:57" (3/4) ... [2023-11-26 11:56:05,951 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:56:05,953 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:56:05,953 INFO L158 Benchmark]: Toolchain (without parser) took 10329.56ms. Allocated memory was 138.4MB in the beginning and 224.4MB in the end (delta: 86.0MB). Free memory was 81.1MB in the beginning and 154.7MB in the end (delta: -73.6MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-11-26 11:56:05,954 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory was 101.6MB in the beginning and 101.6MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:56:05,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.93ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 65.2MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 11:56:05,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.12ms. Allocated memory is still 138.4MB. Free memory was 65.2MB in the beginning and 61.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:56:05,955 INFO L158 Benchmark]: Boogie Preprocessor took 155.87ms. Allocated memory is still 138.4MB. Free memory was 60.6MB in the beginning and 55.1MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:56:05,955 INFO L158 Benchmark]: RCFGBuilder took 1088.07ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 55.1MB in the beginning and 121.9MB in the end (delta: -66.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-26 11:56:05,956 INFO L158 Benchmark]: TraceAbstraction took 8554.55ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 121.7MB in the beginning and 154.7MB in the end (delta: -33.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-11-26 11:56:05,956 INFO L158 Benchmark]: Witness Printer took 4.95ms. Allocated memory is still 224.4MB. Free memory is still 154.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:56:05,962 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory was 101.6MB in the beginning and 101.6MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.93ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 65.2MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.12ms. Allocated memory is still 138.4MB. Free memory was 65.2MB in the beginning and 61.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 155.87ms. Allocated memory is still 138.4MB. Free memory was 60.6MB in the beginning and 55.1MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1088.07ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 55.1MB in the beginning and 121.9MB in the end (delta: -66.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * TraceAbstraction took 8554.55ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 121.7MB in the beginning and 154.7MB in the end (delta: -33.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Witness Printer took 4.95ms. Allocated memory is still 224.4MB. Free memory is still 154.7MB. 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~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite88 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] float float_Array_0[2][2] = { {50.4, 8.54}, {255.8, 1.8} }; [L22-L24] float float_Array_0[2][2] = { {50.4, 8.54}, {255.8, 1.8} }; [L22-L24] float float_Array_0[2][2] = { {50.4, 8.54}, {255.8, 1.8} }; [L22-L24] float float_Array_0[2][2] = { {50.4, 8.54}, {255.8, 1.8} }; [L22-L24] float float_Array_0[2][2] = { {50.4, 8.54}, {255.8, 1.8} }; [L25-L27] signed char signed_char_Array_0[2] = { -1, -16 }; [L25-L27] signed char signed_char_Array_0[2] = { -1, -16 }; [L25-L27] signed char signed_char_Array_0[2] = { -1, -16 }; [L28-L30] signed long int signed_long_int_Array_0[1] = { -64 }; [L28-L30] signed long int signed_long_int_Array_0[1] = { -64 }; [L31-L33] signed short int signed_short_int_Array_0[1] = { 0 }; [L31-L33] signed short int signed_short_int_Array_0[1] = { 0 }; [L34-L36] unsigned char unsigned_char_Array_0[2][2] = { {2, 0}, {32, 5} }; [L34-L36] unsigned char unsigned_char_Array_0[2][2] = { {2, 0}, {32, 5} }; [L34-L36] unsigned char unsigned_char_Array_0[2][2] = { {2, 0}, {32, 5} }; [L34-L36] unsigned char unsigned_char_Array_0[2][2] = { {2, 0}, {32, 5} }; [L34-L36] unsigned char unsigned_char_Array_0[2][2] = { {2, 0}, {32, 5} }; [L37-L39] unsigned long int unsigned_long_int_Array_0[2] = { 8, 16 }; [L37-L39] unsigned long int unsigned_long_int_Array_0[2] = { 8, 16 }; [L37-L39] unsigned long int unsigned_long_int_Array_0[2] = { 8, 16 }; [L40] unsigned char last_1_unsigned_char_Array_0_0__1_ = 0; [L96] isInitial = 1 [L97] FCALL initially() [L98] COND TRUE 1 [L99] CALL updateLastVariables() [L89] EXPR unsigned_char_Array_0[0][1] [L89] last_1_unsigned_char_Array_0_0__1_ = unsigned_char_Array_0[0][1] [L99] RET updateLastVariables() [L100] CALL updateVariables() [L62] float_Array_0[0][0] = __VERIFIER_nondet_float() [L63] EXPR float_Array_0[0][0] [L63] EXPR float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L63] EXPR float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F [L63] EXPR float_Array_0[0][0] [L63] EXPR float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L63] EXPR (float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 4611686.018427382800e+12F && float_Array_0[0][0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L63] EXPR (float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 4611686.018427382800e+12F && float_Array_0[0][0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L63] CALL assume_abort_if_not((float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 4611686.018427382800e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L63] RET assume_abort_if_not((float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 4611686.018427382800e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L64] float_Array_0[1][0] = __VERIFIER_nondet_float() [L65] EXPR float_Array_0[1][0] [L65] EXPR float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L65] EXPR float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F [L65] EXPR float_Array_0[1][0] [L65] EXPR float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L65] EXPR (float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L65] EXPR (float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L65] CALL assume_abort_if_not((float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L65] RET assume_abort_if_not((float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L66] float_Array_0[0][1] = __VERIFIER_nondet_float() [L67] EXPR float_Array_0[0][1] [L67] EXPR float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L67] EXPR float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F [L67] EXPR float_Array_0[0][1] [L67] EXPR float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L67] EXPR (float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 4611686.018427382800e+12F && float_Array_0[0][1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L67] EXPR (float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 4611686.018427382800e+12F && float_Array_0[0][1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L67] CALL assume_abort_if_not((float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 4611686.018427382800e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L67] RET assume_abort_if_not((float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 4611686.018427382800e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L68] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L69] EXPR signed_char_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L69] CALL assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L69] RET assume_abort_if_not(signed_char_Array_0[1] >= -127) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L70] EXPR signed_char_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L70] CALL assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L70] RET assume_abort_if_not(signed_char_Array_0[1] <= 126) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L71] unsigned_char_Array_0[0][0] = __VERIFIER_nondet_uchar() [L72] EXPR unsigned_char_Array_0[0][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L72] CALL assume_abort_if_not(unsigned_char_Array_0[0][0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L72] RET assume_abort_if_not(unsigned_char_Array_0[0][0] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L73] EXPR unsigned_char_Array_0[0][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L73] CALL assume_abort_if_not(unsigned_char_Array_0[0][0] <= 127) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L73] RET assume_abort_if_not(unsigned_char_Array_0[0][0] <= 127) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L74] unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L75] EXPR unsigned_char_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L75] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L75] RET assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L76] EXPR unsigned_char_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L76] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] <= 127) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L76] RET assume_abort_if_not(unsigned_char_Array_0[1][0] <= 127) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L77] unsigned_char_Array_0[1][1] = __VERIFIER_nondet_uchar() [L78] EXPR unsigned_char_Array_0[1][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L78] CALL assume_abort_if_not(unsigned_char_Array_0[1][1] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L78] RET assume_abort_if_not(unsigned_char_Array_0[1][1] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] EXPR unsigned_char_Array_0[1][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] CALL assume_abort_if_not(unsigned_char_Array_0[1][1] <= 127) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] RET assume_abort_if_not(unsigned_char_Array_0[1][1] <= 127) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L80] unsigned_long_int_Array_0[0] = __VERIFIER_nondet_ulong() [L81] EXPR unsigned_long_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] RET assume_abort_if_not(unsigned_long_int_Array_0[0] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L82] EXPR unsigned_long_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L82] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] <= 2147483647) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L82] RET assume_abort_if_not(unsigned_long_int_Array_0[0] <= 2147483647) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L83] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L84] EXPR unsigned_long_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L84] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L84] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] EXPR unsigned_long_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967295) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967295) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L86] EXPR unsigned_long_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L86] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] != 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L86] RET assume_abort_if_not(unsigned_long_int_Array_0[1] != 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L100] RET updateVariables() [L101] CALL step() [L44] signed_long_int_Array_0[0] = ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))) [L45] EXPR float_Array_0[0][1] [L45] EXPR float_Array_0[1][0] [L45] EXPR float_Array_0[0][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L45] EXPR ((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)) [L45] EXPR ((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L45] float_Array_0[1][1] = ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f))))) [L46] EXPR signed_char_Array_0[1] [L46] signed_char_Array_0[0] = signed_char_Array_0[1] [L47] EXPR signed_char_Array_0[0] [L47] EXPR signed_long_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L47] EXPR signed_char_Array_0[0] & signed_long_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L47] signed long int stepLocal_0 = signed_char_Array_0[0] & signed_long_int_Array_0[0]; [L48] EXPR unsigned_long_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L48] COND TRUE (- (3351680781u - unsigned_long_int_Array_0[0])) > stepLocal_0 [L49] EXPR unsigned_char_Array_0[1][0] [L49] EXPR unsigned_char_Array_0[1][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L49] EXPR ((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]) [L49] EXPR unsigned_char_Array_0[1][1] [L49] EXPR ((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, stepLocal_0=0, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L49] EXPR ((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))) [L49] EXPR unsigned_char_Array_0[1][0] [L49] EXPR ((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, stepLocal_0=0, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L49] EXPR unsigned_char_Array_0[0][0] [L49] unsigned_char_Array_0[0][1] = (((((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))))) + unsigned_char_Array_0[0][0]) [L51] EXPR signed_char_Array_0[0] [L51] EXPR unsigned_long_int_Array_0[1] [L51] EXPR unsigned_char_Array_0[0][1] [L51] EXPR unsigned_char_Array_0[0][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L51] EXPR unsigned_char_Array_0[0][1] >> unsigned_char_Array_0[0][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, stepLocal_0=0, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L51] COND FALSE !((signed_char_Array_0[0] / unsigned_long_int_Array_0[1]) < (unsigned_char_Array_0[0][1] >> unsigned_char_Array_0[0][1])) [L54] EXPR signed_char_Array_0[0] [L54] EXPR signed_long_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L54] COND TRUE signed_char_Array_0[0] >= signed_long_int_Array_0[0] [L55] EXPR unsigned_char_Array_0[0][0] [L55] EXPR unsigned_char_Array_0[1][1] [L55] signed_short_int_Array_0[0] = (-5 + (unsigned_char_Array_0[0][0] - unsigned_char_Array_0[1][1])) [L101] RET step() [L102] CALL, EXPR property() [L92] EXPR signed_long_int_Array_0[0] [L92] EXPR (signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f))))))) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR (signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f))))))) [L92] EXPR float_Array_0[1][1] [L92] EXPR float_Array_0[0][1] [L92] EXPR float_Array_0[1][0] [L92] EXPR float_Array_0[0][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR ((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)) [L92] EXPR ((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR (signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f))))))) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR ((signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)))))))) && (((- (3351680781u - unsigned_long_int_Array_0[0])) > (signed_char_Array_0[0] & signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0][1] == ((unsigned char) (((((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))))) + unsigned_char_Array_0[0][0]))) : 1) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR ((signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)))))))) && (((- (3351680781u - unsigned_long_int_Array_0[0])) > (signed_char_Array_0[0] & signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0][1] == ((unsigned char) (((((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))))) + unsigned_char_Array_0[0][0]))) : 1) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR (((signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)))))))) && (((- (3351680781u - unsigned_long_int_Array_0[0])) > (signed_char_Array_0[0] & signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0][1] == ((unsigned char) (((((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))))) + unsigned_char_Array_0[0][0]))) : 1)) && (((signed_char_Array_0[0] / unsigned_long_int_Array_0[1]) < (unsigned_char_Array_0[0][1] >> unsigned_char_Array_0[0][1])) ? (signed_short_int_Array_0[0] == ((signed short int) ((((4 - unsigned_char_Array_0[1][1]) < 0 ) ? -(4 - unsigned_char_Array_0[1][1]) : (4 - unsigned_char_Array_0[1][1]))))) : ((signed_char_Array_0[0] >= signed_long_int_Array_0[0]) ? (signed_short_int_Array_0[0] == ((signed short int) (-5 + (unsigned_char_Array_0[0][0] - unsigned_char_Array_0[1][1])))) : (signed_short_int_Array_0[0] == ((signed short int) 256)))) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR (((signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)))))))) && (((- (3351680781u - unsigned_long_int_Array_0[0])) > (signed_char_Array_0[0] & signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0][1] == ((unsigned char) (((((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))))) + unsigned_char_Array_0[0][0]))) : 1)) && (((signed_char_Array_0[0] / unsigned_long_int_Array_0[1]) < (unsigned_char_Array_0[0][1] >> unsigned_char_Array_0[0][1])) ? (signed_short_int_Array_0[0] == ((signed short int) ((((4 - unsigned_char_Array_0[1][1]) < 0 ) ? -(4 - unsigned_char_Array_0[1][1]) : (4 - unsigned_char_Array_0[1][1]))))) : ((signed_char_Array_0[0] >= signed_long_int_Array_0[0]) ? (signed_short_int_Array_0[0] == ((signed short int) (-5 + (unsigned_char_Array_0[0][0] - unsigned_char_Array_0[1][1])))) : (signed_short_int_Array_0[0] == ((signed short int) 256)))) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR ((((signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)))))))) && (((- (3351680781u - unsigned_long_int_Array_0[0])) > (signed_char_Array_0[0] & signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0][1] == ((unsigned char) (((((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))))) + unsigned_char_Array_0[0][0]))) : 1)) && (((signed_char_Array_0[0] / unsigned_long_int_Array_0[1]) < (unsigned_char_Array_0[0][1] >> unsigned_char_Array_0[0][1])) ? (signed_short_int_Array_0[0] == ((signed short int) ((((4 - unsigned_char_Array_0[1][1]) < 0 ) ? -(4 - unsigned_char_Array_0[1][1]) : (4 - unsigned_char_Array_0[1][1]))))) : ((signed_char_Array_0[0] >= signed_long_int_Array_0[0]) ? (signed_short_int_Array_0[0] == ((signed short int) (-5 + (unsigned_char_Array_0[0][0] - unsigned_char_Array_0[1][1])))) : (signed_short_int_Array_0[0] == ((signed short int) 256))))) && (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[1])) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] EXPR ((((signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)))))))) && (((- (3351680781u - unsigned_long_int_Array_0[0])) > (signed_char_Array_0[0] & signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0][1] == ((unsigned char) (((((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))))) + unsigned_char_Array_0[0][0]))) : 1)) && (((signed_char_Array_0[0] / unsigned_long_int_Array_0[1]) < (unsigned_char_Array_0[0][1] >> unsigned_char_Array_0[0][1])) ? (signed_short_int_Array_0[0] == ((signed short int) ((((4 - unsigned_char_Array_0[1][1]) < 0 ) ? -(4 - unsigned_char_Array_0[1][1]) : (4 - unsigned_char_Array_0[1][1]))))) : ((signed_char_Array_0[0] >= signed_long_int_Array_0[0]) ? (signed_short_int_Array_0[0] == ((signed short int) (-5 + (unsigned_char_Array_0[0][0] - unsigned_char_Array_0[1][1])))) : (signed_short_int_Array_0[0] == ((signed short int) 256))))) && (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[1])) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92-L93] return ((((signed_long_int_Array_0[0] == ((signed long int) ((((last_1_unsigned_char_Array_0_0__1_) < 0 ) ? -(last_1_unsigned_char_Array_0_0__1_) : (last_1_unsigned_char_Array_0_0__1_))))) && (float_Array_0[1][1] == ((float) ((float_Array_0[0][1] - float_Array_0[1][0]) + ((((256.5f) < ((float_Array_0[0][0] - 16.125f))) ? (256.5f) : ((float_Array_0[0][0] - 16.125f)))))))) && (((- (3351680781u - unsigned_long_int_Array_0[0])) > (signed_char_Array_0[0] & signed_long_int_Array_0[0])) ? (unsigned_char_Array_0[0][1] == ((unsigned char) (((((unsigned_char_Array_0[1][0]) < (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1]))))) ? (unsigned_char_Array_0[1][0]) : (((((unsigned_char_Array_0[1][1]) < 0 ) ? -(unsigned_char_Array_0[1][1]) : (unsigned_char_Array_0[1][1])))))) + unsigned_char_Array_0[0][0]))) : 1)) && (((signed_char_Array_0[0] / unsigned_long_int_Array_0[1]) < (unsigned_char_Array_0[0][1] >> unsigned_char_Array_0[0][1])) ? (signed_short_int_Array_0[0] == ((signed short int) ((((4 - unsigned_char_Array_0[1][1]) < 0 ) ? -(4 - unsigned_char_Array_0[1][1]) : (4 - unsigned_char_Array_0[1][1]))))) : ((signed_char_Array_0[0] >= signed_long_int_Array_0[0]) ? (signed_short_int_Array_0[0] == ((signed short int) (-5 + (unsigned_char_Array_0[0][0] - unsigned_char_Array_0[1][1])))) : (signed_short_int_Array_0[0] == ((signed short int) 256))))) && (signed_char_Array_0[0] == ((signed char) signed_char_Array_0[1])) ; [L102] RET, EXPR property() [L102] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=0, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 103 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 6, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 341 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 329 mSDsluCounter, 2104 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1440 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 534 IncrementalHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 664 mSDtfsCounter, 534 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 773 GetRequests, 742 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=168occurred in iteration=5, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 899 NumberOfCodeBlocks, 899 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 763 ConstructedInterpolants, 0 QuantifiedInterpolants, 2678 SizeOfPredicates, 19 NumberOfNonLiveVariables, 2342 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 2862/2880 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-26 11:56:06,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc5530f3297a60a6e62c32967b204622cc9ceb16e657d6b09a8ffa710c752296 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:56:08,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:56:09,037 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 11:56:09,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:56:09,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:56:09,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:56:09,103 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:56:09,104 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:56:09,105 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:56:09,110 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:56:09,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:56:09,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:56:09,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:56:09,113 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:56:09,114 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:56:09,115 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:56:09,115 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:56:09,116 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:56:09,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:56:09,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:56:09,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:56:09,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:56:09,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:56:09,119 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:56:09,119 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:56:09,120 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:56:09,120 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:56:09,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:56:09,121 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:56:09,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:56:09,123 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:56:09,123 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:56:09,124 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:56:09,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:56:09,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:56:09,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:56:09,126 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:56:09,126 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:56:09,126 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:56:09,127 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:56:09,127 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:56:09,127 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:56:09,127 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:56:09,128 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:56:09,128 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:56:09,129 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_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc5530f3297a60a6e62c32967b204622cc9ceb16e657d6b09a8ffa710c752296 [2023-11-26 11:56:09,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:56:09,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:56:09,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:56:09,616 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:56:09,617 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:56:09,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i [2023-11-26 11:56:12,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:56:13,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:56:13,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i [2023-11-26 11:56:13,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/data/3344a753d/ffe77c9ea13742a08bdc4eb5379b562c/FLAGda8b973b7 [2023-11-26 11:56:13,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/data/3344a753d/ffe77c9ea13742a08bdc4eb5379b562c [2023-11-26 11:56:13,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:56:13,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:56:13,275 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:56:13,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:56:13,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:56:13,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:13,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@449f115e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13, skipping insertion in model container [2023-11-26 11:56:13,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:13,320 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:56:13,484 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_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i[916,929] [2023-11-26 11:56:13,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:56:13,668 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:56:13,692 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_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-95.i[916,929] [2023-11-26 11:56:13,778 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:56:13,806 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:56:13,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13 WrapperNode [2023-11-26 11:56:13,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:56:13,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:56:13,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:56:13,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:56:13,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:13,849 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:13,906 INFO L138 Inliner]: procedures = 36, calls = 154, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 405 [2023-11-26 11:56:13,906 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:56:13,907 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:56:13,907 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:56:13,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:56:13,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:13,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:13,944 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:14,009 INFO L175 MemorySlicer]: Split 121 memory accesses to 7 slices as follows [2, 29, 15, 7, 7, 48, 13]. 40 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 4, 2, 1, 1, 4, 2]. The 16 writes are split as follows [0, 4, 2, 1, 3, 4, 2]. [2023-11-26 11:56:14,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:14,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:14,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:14,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:14,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:14,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:14,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:56:14,151 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:56:14,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:56:14,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:56:14,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (1/1) ... [2023-11-26 11:56:14,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:56:14,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:14,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:56:14,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:56:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:56:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-26 11:56:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-26 11:56:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-11-26 11:56:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2023-11-26 11:56:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2023-11-26 11:56:14,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2023-11-26 11:56:14,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2023-11-26 11:56:14,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2023-11-26 11:56:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2023-11-26 11:56:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2023-11-26 11:56:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2023-11-26 11:56:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2023-11-26 11:56:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2023-11-26 11:56:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2023-11-26 11:56:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:56:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-26 11:56:14,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-26 11:56:14,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-26 11:56:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-26 11:56:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-26 11:56:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-11-26 11:56:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2023-11-26 11:56:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2023-11-26 11:56:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2023-11-26 11:56:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2023-11-26 11:56:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2023-11-26 11:56:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2023-11-26 11:56:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2023-11-26 11:56:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2023-11-26 11:56:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2023-11-26 11:56:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2023-11-26 11:56:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2023-11-26 11:56:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2023-11-26 11:56:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2023-11-26 11:56:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2023-11-26 11:56:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-26 11:56:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-26 11:56:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-26 11:56:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-26 11:56:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-26 11:56:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-26 11:56:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2023-11-26 11:56:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2023-11-26 11:56:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2023-11-26 11:56:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2023-11-26 11:56:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2023-11-26 11:56:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2023-11-26 11:56:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2023-11-26 11:56:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2023-11-26 11:56:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2023-11-26 11:56:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2023-11-26 11:56:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2023-11-26 11:56:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2023-11-26 11:56:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2023-11-26 11:56:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2023-11-26 11:56:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2023-11-26 11:56:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2023-11-26 11:56:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2023-11-26 11:56:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2023-11-26 11:56:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2023-11-26 11:56:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2023-11-26 11:56:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2023-11-26 11:56:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2023-11-26 11:56:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:56:14,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:56:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:56:14,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:56:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-26 11:56:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-26 11:56:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-11-26 11:56:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-11-26 11:56:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-11-26 11:56:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2023-11-26 11:56:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2023-11-26 11:56:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2023-11-26 11:56:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2023-11-26 11:56:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2023-11-26 11:56:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2023-11-26 11:56:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2023-11-26 11:56:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2023-11-26 11:56:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2023-11-26 11:56:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-26 11:56:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-26 11:56:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-26 11:56:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-26 11:56:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-26 11:56:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-26 11:56:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2023-11-26 11:56:14,492 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:56:14,495 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:56:16,374 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:56:16,417 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:56:16,418 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:56:16,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:16 BoogieIcfgContainer [2023-11-26 11:56:16,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:56:16,421 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:56:16,421 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:56:16,424 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:56:16,425 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:56:13" (1/3) ... [2023-11-26 11:56:16,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c1a7ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:56:16, skipping insertion in model container [2023-11-26 11:56:16,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:13" (2/3) ... [2023-11-26 11:56:16,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c1a7ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:56:16, skipping insertion in model container [2023-11-26 11:56:16,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:16" (3/3) ... [2023-11-26 11:56:16,428 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-95.i [2023-11-26 11:56:16,448 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:56:16,448 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:56:16,500 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:56:16,507 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;@453b1d40, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:56:16,507 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:56:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 78 states have internal predecessors, (111), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-26 11:56:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-26 11:56:16,527 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:16,528 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:16,529 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:16,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:16,535 INFO L85 PathProgramCache]: Analyzing trace with hash 240275824, now seen corresponding path program 1 times [2023-11-26 11:56:16,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:56:16,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1071083511] [2023-11-26 11:56:16,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:16,551 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:16,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:56:16,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:56:16,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-26 11:56:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:17,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:56:17,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-11-26 11:56:17,278 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:17,279 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:56:17,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1071083511] [2023-11-26 11:56:17,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1071083511] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:17,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:17,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:17,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184100118] [2023-11-26 11:56:17,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:17,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:56:17,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:56:17,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:56:17,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:56:17,323 INFO L87 Difference]: Start difference. First operand has 96 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 78 states have internal predecessors, (111), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:56:17,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:17,383 INFO L93 Difference]: Finished difference Result 189 states and 300 transitions. [2023-11-26 11:56:17,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:56:17,385 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 124 [2023-11-26 11:56:17,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:17,395 INFO L225 Difference]: With dead ends: 189 [2023-11-26 11:56:17,395 INFO L226 Difference]: Without dead ends: 94 [2023-11-26 11:56:17,399 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:56:17,403 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:17,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:17,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-26 11:56:17,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-11-26 11:56:17,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 76 states have (on average 1.3421052631578947) internal successors, (102), 76 states have internal predecessors, (102), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-26 11:56:17,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 134 transitions. [2023-11-26 11:56:17,456 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 134 transitions. Word has length 124 [2023-11-26 11:56:17,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:17,456 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 134 transitions. [2023-11-26 11:56:17,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:56:17,457 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 134 transitions. [2023-11-26 11:56:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-26 11:56:17,461 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:17,461 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:17,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:56:17,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:17,674 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:17,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:17,675 INFO L85 PathProgramCache]: Analyzing trace with hash 721567948, now seen corresponding path program 1 times [2023-11-26 11:56:17,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:56:17,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1595424898] [2023-11-26 11:56:17,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:17,677 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:17,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:56:17,679 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:56:17,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-26 11:56:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:18,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 11:56:18,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:18,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-11-26 11:56:18,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-26 11:56:18,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 42 [2023-11-26 11:56:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-26 11:56:18,907 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:18,908 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:56:18,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1595424898] [2023-11-26 11:56:18,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1595424898] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:18,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:18,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:56:18,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854594891] [2023-11-26 11:56:18,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:18,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:56:18,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:56:18,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:56:18,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:56:18,913 INFO L87 Difference]: Start difference. First operand 94 states and 134 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:21,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:21,380 INFO L93 Difference]: Finished difference Result 366 states and 523 transitions. [2023-11-26 11:56:21,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:56:21,384 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 124 [2023-11-26 11:56:21,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:21,389 INFO L225 Difference]: With dead ends: 366 [2023-11-26 11:56:21,390 INFO L226 Difference]: Without dead ends: 273 [2023-11-26 11:56:21,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-26 11:56:21,393 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 253 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:21,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 636 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-26 11:56:21,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2023-11-26 11:56:21,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 192. [2023-11-26 11:56:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 157 states have (on average 1.3439490445859872) internal successors, (211), 157 states have internal predecessors, (211), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 11:56:21,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 275 transitions. [2023-11-26 11:56:21,447 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 275 transitions. Word has length 124 [2023-11-26 11:56:21,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:21,449 INFO L495 AbstractCegarLoop]: Abstraction has 192 states and 275 transitions. [2023-11-26 11:56:21,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:21,449 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 275 transitions. [2023-11-26 11:56:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-26 11:56:21,452 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:21,452 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:21,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:56:21,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:21,664 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:21,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:21,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1240445425, now seen corresponding path program 1 times [2023-11-26 11:56:21,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:56:21,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1560676744] [2023-11-26 11:56:21,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:21,666 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:21,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:56:21,668 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:56:21,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-26 11:56:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:22,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:56:22,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:22,319 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-26 11:56:22,319 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:22,320 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:56:22,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1560676744] [2023-11-26 11:56:22,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1560676744] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:22,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:22,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:56:22,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011143812] [2023-11-26 11:56:22,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:22,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:56:22,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:56:22,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:56:22,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:56:22,330 INFO L87 Difference]: Start difference. First operand 192 states and 275 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:22,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:22,460 INFO L93 Difference]: Finished difference Result 401 states and 573 transitions. [2023-11-26 11:56:22,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:56:22,460 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 126 [2023-11-26 11:56:22,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:22,467 INFO L225 Difference]: With dead ends: 401 [2023-11-26 11:56:22,468 INFO L226 Difference]: Without dead ends: 210 [2023-11-26 11:56:22,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-26 11:56:22,474 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 10 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:22,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 496 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 11:56:22,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2023-11-26 11:56:22,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 200. [2023-11-26 11:56:22,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 165 states have (on average 1.3272727272727274) internal successors, (219), 165 states have internal predecessors, (219), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 11:56:22,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 283 transitions. [2023-11-26 11:56:22,527 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 283 transitions. Word has length 126 [2023-11-26 11:56:22,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:22,528 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 283 transitions. [2023-11-26 11:56:22,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:22,529 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 283 transitions. [2023-11-26 11:56:22,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-26 11:56:22,531 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:22,531 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:22,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:56:22,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:22,732 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:22,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:22,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1240505007, now seen corresponding path program 1 times [2023-11-26 11:56:22,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:56:22,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1406721443] [2023-11-26 11:56:22,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:22,734 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:22,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:56:22,736 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:56:22,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-26 11:56:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:23,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 11:56:23,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:23,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 41 [2023-11-26 11:56:23,473 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-26 11:56:23,476 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:23,476 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:56:23,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1406721443] [2023-11-26 11:56:23,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1406721443] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:23,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:23,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:56:23,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36659378] [2023-11-26 11:56:23,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:23,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:56:23,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:56:23,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:56:23,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:56:23,481 INFO L87 Difference]: Start difference. First operand 200 states and 283 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:25,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:25,407 INFO L93 Difference]: Finished difference Result 411 states and 583 transitions. [2023-11-26 11:56:25,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:56:25,407 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 126 [2023-11-26 11:56:25,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:25,410 INFO L225 Difference]: With dead ends: 411 [2023-11-26 11:56:25,410 INFO L226 Difference]: Without dead ends: 212 [2023-11-26 11:56:25,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-26 11:56:25,413 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 143 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:25,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 409 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-26 11:56:25,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-26 11:56:25,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 200. [2023-11-26 11:56:25,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 165 states have (on average 1.3151515151515152) internal successors, (217), 165 states have internal predecessors, (217), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 11:56:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 281 transitions. [2023-11-26 11:56:25,444 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 281 transitions. Word has length 126 [2023-11-26 11:56:25,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:25,444 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 281 transitions. [2023-11-26 11:56:25,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-26 11:56:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 281 transitions. [2023-11-26 11:56:25,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-26 11:56:25,448 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:25,448 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:25,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-26 11:56:25,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:25,662 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:25,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:25,663 INFO L85 PathProgramCache]: Analyzing trace with hash 713632169, now seen corresponding path program 1 times [2023-11-26 11:56:25,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:56:25,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1561615446] [2023-11-26 11:56:25,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:25,664 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:25,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:56:25,665 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:56:25,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-26 11:56:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:26,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 11:56:26,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:26,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2023-11-26 11:56:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-26 11:56:26,464 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:26,464 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:56:26,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1561615446] [2023-11-26 11:56:26,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1561615446] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:26,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:26,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:56:26,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368265531] [2023-11-26 11:56:26,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:26,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:56:26,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:56:26,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:56:26,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:56:26,467 INFO L87 Difference]: Start difference. First operand 200 states and 281 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:56:28,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:28,536 INFO L93 Difference]: Finished difference Result 411 states and 579 transitions. [2023-11-26 11:56:28,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:56:28,537 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 128 [2023-11-26 11:56:28,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:28,539 INFO L225 Difference]: With dead ends: 411 [2023-11-26 11:56:28,539 INFO L226 Difference]: Without dead ends: 212 [2023-11-26 11:56:28,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-26 11:56:28,541 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 132 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:28,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 403 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-26 11:56:28,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-26 11:56:28,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 200. [2023-11-26 11:56:28,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 165 states have (on average 1.303030303030303) internal successors, (215), 165 states have internal predecessors, (215), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 11:56:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 279 transitions. [2023-11-26 11:56:28,564 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 279 transitions. Word has length 128 [2023-11-26 11:56:28,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:28,565 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 279 transitions. [2023-11-26 11:56:28,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:56:28,565 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 279 transitions. [2023-11-26 11:56:28,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-26 11:56:28,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:28,568 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:28,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-26 11:56:28,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:28,781 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:28,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:28,781 INFO L85 PathProgramCache]: Analyzing trace with hash 279634031, now seen corresponding path program 1 times [2023-11-26 11:56:28,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:56:28,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2025436660] [2023-11-26 11:56:28,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:28,783 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:28,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:56:28,799 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:56:28,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-26 11:56:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:29,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 11:56:29,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:29,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2023-11-26 11:56:29,516 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2023-11-26 11:56:29,517 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:56:29,517 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:56:29,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2025436660] [2023-11-26 11:56:29,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2025436660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:29,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:29,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:56:29,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303666764] [2023-11-26 11:56:29,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:29,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:56:29,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:56:29,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:56:29,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:56:29,520 INFO L87 Difference]: Start difference. First operand 200 states and 279 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:56:31,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:31,790 INFO L93 Difference]: Finished difference Result 411 states and 575 transitions. [2023-11-26 11:56:31,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:56:31,791 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 130 [2023-11-26 11:56:31,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:31,794 INFO L225 Difference]: With dead ends: 411 [2023-11-26 11:56:31,794 INFO L226 Difference]: Without dead ends: 212 [2023-11-26 11:56:31,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-26 11:56:31,796 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 123 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:31,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 399 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-26 11:56:31,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-26 11:56:31,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 200. [2023-11-26 11:56:31,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 165 states have (on average 1.290909090909091) internal successors, (213), 165 states have internal predecessors, (213), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-26 11:56:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 277 transitions. [2023-11-26 11:56:31,817 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 277 transitions. Word has length 130 [2023-11-26 11:56:31,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:31,818 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 277 transitions. [2023-11-26 11:56:31,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:56:31,818 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 277 transitions. [2023-11-26 11:56:31,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-26 11:56:31,820 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:31,820 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:31,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-26 11:56:32,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:32,033 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:32,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:32,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1118696087, now seen corresponding path program 1 times [2023-11-26 11:56:32,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:56:32,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1608172360] [2023-11-26 11:56:32,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:32,035 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:32,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:56:32,036 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:56:32,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-26 11:56:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:33,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-26 11:56:33,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:33,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-11-26 11:56:33,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-26 11:56:33,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2023-11-26 11:56:33,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-26 11:56:33,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-26 11:56:33,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-26 11:56:33,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2023-11-26 11:56:33,760 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 183 proven. 9 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-26 11:56:33,761 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:56:33,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2023-11-26 11:56:33,967 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:56:33,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1608172360] [2023-11-26 11:56:33,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1608172360] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 11:56:33,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [619182892] [2023-11-26 11:56:33,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:33,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-26 11:56:33,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/cvc4 [2023-11-26 11:56:33,974 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-26 11:56:33,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-26 11:56:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:36,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-26 11:56:36,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:56:36,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-11-26 11:56:37,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-26 11:56:37,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-26 11:56:37,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-26 11:56:37,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-26 11:56:37,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 78 [2023-11-26 11:56:38,024 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 183 proven. 9 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-26 11:56:38,025 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:56:38,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2023-11-26 11:56:38,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2023-11-26 11:56:38,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [619182892] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 11:56:38,264 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:56:38,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 18 [2023-11-26 11:56:38,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494474833] [2023-11-26 11:56:38,264 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:56:38,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-26 11:56:38,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:56:38,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-26 11:56:38,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2023-11-26 11:56:38,268 INFO L87 Difference]: Start difference. First operand 200 states and 277 transitions. Second operand has 19 states, 17 states have (on average 6.529411764705882) internal successors, (111), 18 states have internal predecessors, (111), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 4 states have call predecessors, (32), 6 states have call successors, (32) [2023-11-26 11:56:44,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:44,635 INFO L93 Difference]: Finished difference Result 468 states and 641 transitions. [2023-11-26 11:56:44,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-26 11:56:44,638 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 6.529411764705882) internal successors, (111), 18 states have internal predecessors, (111), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 4 states have call predecessors, (32), 6 states have call successors, (32) Word has length 132 [2023-11-26 11:56:44,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:44,641 INFO L225 Difference]: With dead ends: 468 [2023-11-26 11:56:44,641 INFO L226 Difference]: Without dead ends: 269 [2023-11-26 11:56:44,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 281 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=262, Invalid=1070, Unknown=0, NotChecked=0, Total=1332 [2023-11-26 11:56:44,643 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 331 mSDsluCounter, 1684 mSDsCounter, 0 mSdLazyCounter, 898 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 1852 SdHoareTripleChecker+Invalid, 1000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:44,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 1852 Invalid, 1000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 898 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2023-11-26 11:56:44,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2023-11-26 11:56:44,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 238. [2023-11-26 11:56:44,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 190 states have (on average 1.263157894736842) internal successors, (240), 191 states have internal predecessors, (240), 43 states have call successors, (43), 4 states have call predecessors, (43), 4 states have return successors, (43), 42 states have call predecessors, (43), 43 states have call successors, (43) [2023-11-26 11:56:44,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 326 transitions. [2023-11-26 11:56:44,671 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 326 transitions. Word has length 132 [2023-11-26 11:56:44,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:44,671 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 326 transitions. [2023-11-26 11:56:44,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 6.529411764705882) internal successors, (111), 18 states have internal predecessors, (111), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 4 states have call predecessors, (32), 6 states have call successors, (32) [2023-11-26 11:56:44,672 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 326 transitions. [2023-11-26 11:56:44,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-26 11:56:44,674 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:44,674 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:44,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-26 11:56:44,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-26 11:56:45,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt [2023-11-26 11:56:45,093 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:45,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:45,093 INFO L85 PathProgramCache]: Analyzing trace with hash 574828646, now seen corresponding path program 1 times [2023-11-26 11:56:45,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:56:45,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [337914348] [2023-11-26 11:56:45,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:45,094 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:56:45,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:56:45,095 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:56:45,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6960b2cb-acd0-4e63-a55c-0e9ca4d69a4d/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process