./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX --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 abbff6ecf7c52e46d71543d2bdba93ca4d1ac478e10fca6c71bd3d1c9baf5e12 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:58:43,929 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:58:44,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 17:58:44,011 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:58:44,012 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:58:44,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:58:44,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:58:44,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:58:44,035 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:58:44,036 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:58:44,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:58:44,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:58:44,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:58:44,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:58:44,038 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:58:44,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:58:44,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:58:44,039 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:58:44,040 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:58:44,040 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:58:44,041 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:58:44,041 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:58:44,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:58:44,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:58:44,042 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:58:44,043 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:58:44,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:58:44,043 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:58:44,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:58:44,044 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:58:44,044 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:58:44,045 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:58:44,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:58:44,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:58:44,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:58:44,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:58:44,046 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:58:44,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:58:44,047 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:58:44,047 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:58:44,048 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:58:44,048 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:58:44,048 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_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abbff6ecf7c52e46d71543d2bdba93ca4d1ac478e10fca6c71bd3d1c9baf5e12 [2024-11-08 17:58:44,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:58:44,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:58:44,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:58:44,403 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:58:44,403 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:58:44,405 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i Unable to find full path for "g++" [2024-11-08 17:58:46,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:58:46,665 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:58:46,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i [2024-11-08 17:58:46,678 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/data/ca567084e/1dd34ae15dc94d7684b00722db05d49c/FLAG2133b657b [2024-11-08 17:58:47,014 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/data/ca567084e/1dd34ae15dc94d7684b00722db05d49c [2024-11-08 17:58:47,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:58:47,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:58:47,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:58:47,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:58:47,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:58:47,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7315722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47, skipping insertion in model container [2024-11-08 17:58:47,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,059 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:58:47,255 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i[916,929] [2024-11-08 17:58:47,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:58:47,338 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:58:47,350 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i[916,929] [2024-11-08 17:58:47,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:58:47,422 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:58:47,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47 WrapperNode [2024-11-08 17:58:47,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:58:47,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:58:47,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:58:47,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:58:47,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,517 INFO L138 Inliner]: procedures = 29, calls = 171, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 494 [2024-11-08 17:58:47,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:58:47,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:58:47,518 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:58:47,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:58:47,531 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,538 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,570 INFO L175 MemorySlicer]: Split 136 memory accesses to 6 slices as follows [2, 14, 13, 45, 33, 29]. 33 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 2, 2, 5, 3, 4]. The 20 writes are split as follows [0, 2, 2, 6, 5, 5]. [2024-11-08 17:58:47,571 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,616 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:58:47,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:58:47,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:58:47,639 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:58:47,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (1/1) ... [2024-11-08 17:58:47,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:58:47,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:58:47,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:58:47,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:58:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:58:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 17:58:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 17:58:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 17:58:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 17:58:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 17:58:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 17:58:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-08 17:58:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-08 17:58:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-08 17:58:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-08 17:58:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-08 17:58:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-08 17:58:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-08 17:58:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-08 17:58:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-08 17:58:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-08 17:58:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-08 17:58:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-08 17:58:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 17:58:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 17:58:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 17:58:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 17:58:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 17:58:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 17:58:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-08 17:58:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-08 17:58:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-08 17:58:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-08 17:58:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-08 17:58:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-08 17:58:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:58:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:58:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:58:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 17:58:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 17:58:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 17:58:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 17:58:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 17:58:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:58:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:58:47,948 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:58:47,951 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:58:48,557 INFO L? ?]: Removed 106 outVars from TransFormulas that were not future-live. [2024-11-08 17:58:48,557 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:58:48,574 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:58:48,574 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:58:48,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:58:48 BoogieIcfgContainer [2024-11-08 17:58:48,577 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:58:48,580 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:58:48,581 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:58:48,585 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:58:48,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:58:47" (1/3) ... [2024-11-08 17:58:48,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ccb59bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:58:48, skipping insertion in model container [2024-11-08 17:58:48,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:47" (2/3) ... [2024-11-08 17:58:48,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ccb59bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:58:48, skipping insertion in model container [2024-11-08 17:58:48,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:58:48" (3/3) ... [2024-11-08 17:58:48,590 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-20.i [2024-11-08 17:58:48,610 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:58:48,611 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:58:48,677 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:58:48,685 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@518086f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:58:48,685 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:58:48,690 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 92 states have internal predecessors, (129), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:58:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:58:48,711 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:58:48,712 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:58:48,712 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:58:48,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:58:48,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1308094437, now seen corresponding path program 1 times [2024-11-08 17:58:48,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:58:48,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478541761] [2024-11-08 17:58:48,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:58:48,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:58:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:58:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 17:58:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:58:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 17:58:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:58:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-08 17:58:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 17:58:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 17:58:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 17:58:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 17:58:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 17:58:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-08 17:58:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 17:58:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:58:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:58:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:58:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 17:58:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 17:58:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 17:58:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:58:49,336 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 17:58:49,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:58:49,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478541761] [2024-11-08 17:58:49,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478541761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:58:49,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:58:49,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:58:49,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227386203] [2024-11-08 17:58:49,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:58:49,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:58:49,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:58:49,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:58:49,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:58:49,386 INFO L87 Difference]: Start difference. First operand has 113 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 92 states have internal predecessors, (129), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:58:49,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:58:49,436 INFO L93 Difference]: Finished difference Result 219 states and 347 transitions. [2024-11-08 17:58:49,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:58:49,439 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 152 [2024-11-08 17:58:49,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:58:49,453 INFO L225 Difference]: With dead ends: 219 [2024-11-08 17:58:49,453 INFO L226 Difference]: Without dead ends: 109 [2024-11-08 17:58:49,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:58:49,463 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:58:49,466 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:58:49,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-08 17:58:49,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-08 17:58:49,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 88 states have internal predecessors, (118), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:58:49,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 156 transitions. [2024-11-08 17:58:49,528 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 156 transitions. Word has length 152 [2024-11-08 17:58:49,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:58:49,528 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 156 transitions. [2024-11-08 17:58:49,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:58:49,529 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 156 transitions. [2024-11-08 17:58:49,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:58:49,533 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:58:49,533 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:58:49,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:58:49,534 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:58:49,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:58:49,534 INFO L85 PathProgramCache]: Analyzing trace with hash -240561769, now seen corresponding path program 1 times [2024-11-08 17:58:49,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:58:49,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780598898] [2024-11-08 17:58:49,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:58:49,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:58:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:58:49,812 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:58:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:58:50,072 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:58:50,073 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:58:50,075 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 17:58:50,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:58:50,082 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 17:58:50,208 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:58:50,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:58:50 BoogieIcfgContainer [2024-11-08 17:58:50,212 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:58:50,213 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:58:50,213 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:58:50,213 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:58:50,214 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:58:48" (3/4) ... [2024-11-08 17:58:50,217 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:58:50,218 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:58:50,219 INFO L158 Benchmark]: Toolchain (without parser) took 3200.49ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 94.8MB in the beginning and 135.1MB in the end (delta: -40.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2024-11-08 17:58:50,220 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:58:50,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.70ms. Allocated memory is still 130.0MB. Free memory was 94.3MB in the beginning and 77.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 17:58:50,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.51ms. Allocated memory is still 130.0MB. Free memory was 77.6MB in the beginning and 73.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:58:50,222 INFO L158 Benchmark]: Boogie Preprocessor took 116.02ms. Allocated memory is still 130.0MB. Free memory was 73.4MB in the beginning and 68.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:58:50,222 INFO L158 Benchmark]: RCFGBuilder took 939.22ms. Allocated memory is still 130.0MB. Free memory was 67.9MB in the beginning and 82.3MB in the end (delta: -14.4MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2024-11-08 17:58:50,223 INFO L158 Benchmark]: TraceAbstraction took 1632.61ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 81.7MB in the beginning and 135.1MB in the end (delta: -53.4MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-08 17:58:50,223 INFO L158 Benchmark]: Witness Printer took 5.51ms. Allocated memory is still 186.6MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:58:50,226 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.70ms. Allocated memory is still 130.0MB. Free memory was 94.3MB in the beginning and 77.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.51ms. Allocated memory is still 130.0MB. Free memory was 77.6MB in the beginning and 73.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.02ms. Allocated memory is still 130.0MB. Free memory was 73.4MB in the beginning and 68.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 939.22ms. Allocated memory is still 130.0MB. Free memory was 67.9MB in the beginning and 82.3MB in the end (delta: -14.4MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1632.61ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 81.7MB in the beginning and 135.1MB in the end (delta: -53.4MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Witness Printer took 5.51ms. Allocated memory is still 186.6MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryArithmeticDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryArithmeticFLOAToperation at line 41. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L25-L27] double double_Array_0[2] = { 4.6, 10.2 }; [L25-L27] double double_Array_0[2] = { 4.6, 10.2 }; [L25-L27] double double_Array_0[2] = { 4.6, 10.2 }; [L28-L30] float float_Array_0[5] = { 999999999999.4, 8.5, 2.95, 0.0, 0.6 }; [L28-L30] float float_Array_0[5] = { 999999999999.4, 8.5, 2.95, 0.0, 0.6 }; [L28-L30] float float_Array_0[5] = { 999999999999.4, 8.5, 2.95, 0.0, 0.6 }; [L28-L30] float float_Array_0[5] = { 999999999999.4, 8.5, 2.95, 0.0, 0.6 }; [L28-L30] float float_Array_0[5] = { 999999999999.4, 8.5, 2.95, 0.0, 0.6 }; [L28-L30] float float_Array_0[5] = { 999999999999.4, 8.5, 2.95, 0.0, 0.6 }; [L31-L33] unsigned char unsigned_char_Array_0[3] = { 100, 1, 128 }; [L31-L33] unsigned char unsigned_char_Array_0[3] = { 100, 1, 128 }; [L31-L33] unsigned char unsigned_char_Array_0[3] = { 100, 1, 128 }; [L31-L33] unsigned char unsigned_char_Array_0[3] = { 100, 1, 128 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {25, 256}, {1, 3724367395} }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {25, 256}, {1, 3724367395} }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {25, 256}, {1, 3724367395} }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {25, 256}, {1, 3724367395} }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2][2] = { {25, 256}, {1, 3724367395} }; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=0, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] FCALL updateLastVariables() [L110] CALL updateVariables() [L67] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L68] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L68] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L68] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L69] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L69] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L69] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L70] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L71] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L72] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L72] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L72] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L73] double_Array_0[0] = __VERIFIER_nondet_double() [L74] EXPR double_Array_0[0] [L74] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L74] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F [L74] EXPR double_Array_0[0] [L74] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L74] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 4611686.018427382800e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L74] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 4611686.018427382800e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L74] CALL assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 4611686.018427382800e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L74] RET assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 4611686.018427382800e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L75] float_Array_0[0] = __VERIFIER_nondet_float() [L76] EXPR float_Array_0[0] [L76] EXPR float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L76] EXPR float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F [L76] EXPR float_Array_0[0] [L76] EXPR float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L76] EXPR (float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L76] EXPR (float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L76] CALL assume_abort_if_not((float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L76] RET assume_abort_if_not((float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L77] float_Array_0[1] = __VERIFIER_nondet_float() [L78] EXPR float_Array_0[1] [L78] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L78] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F [L78] EXPR float_Array_0[1] [L78] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L78] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L78] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L78] CALL assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L78] RET assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L79] float_Array_0[2] = __VERIFIER_nondet_float() [L80] EXPR float_Array_0[2] [L80] EXPR float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L80] EXPR float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F [L80] EXPR float_Array_0[2] [L80] EXPR float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L80] EXPR (float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L80] EXPR (float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L80] CALL assume_abort_if_not((float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L80] RET assume_abort_if_not((float_Array_0[2] >= 0.0F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L81] float_Array_0[3] = __VERIFIER_nondet_float() [L82] EXPR float_Array_0[3] [L82] EXPR float_Array_0[3] >= 4611686.018427382800e+12F && float_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L82] EXPR float_Array_0[3] >= 4611686.018427382800e+12F && float_Array_0[3] <= -1.0e-20F [L82] EXPR float_Array_0[3] [L82] EXPR float_Array_0[3] >= 4611686.018427382800e+12F && float_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L82] EXPR (float_Array_0[3] >= 4611686.018427382800e+12F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854765600e+12F && float_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L82] EXPR (float_Array_0[3] >= 4611686.018427382800e+12F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854765600e+12F && float_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L82] CALL assume_abort_if_not((float_Array_0[3] >= 4611686.018427382800e+12F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854765600e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L82] RET assume_abort_if_not((float_Array_0[3] >= 4611686.018427382800e+12F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854765600e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L83] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L84] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L84] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L84] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L85] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L85] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L85] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L86] unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L87] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L87] CALL assume_abort_if_not(unsigned_char_Array_0[2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L87] RET assume_abort_if_not(unsigned_char_Array_0[2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L88] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L88] CALL assume_abort_if_not(unsigned_char_Array_0[2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L88] RET assume_abort_if_not(unsigned_char_Array_0[2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L89] unsigned_long_int_Array_0[0][0] = __VERIFIER_nondet_ulong() [L90] EXPR unsigned_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L90] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L90] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L91] EXPR unsigned_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L91] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L91] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L92] unsigned_long_int_Array_0[1][0] = __VERIFIER_nondet_ulong() [L93] EXPR unsigned_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L93] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L93] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L94] EXPR unsigned_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L94] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L94] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L95] unsigned_long_int_Array_0[1][1] = __VERIFIER_nondet_ulong() [L96] EXPR unsigned_long_int_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L96] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][1] >= 3221225470) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L96] RET assume_abort_if_not(unsigned_long_int_Array_0[1][1] >= 3221225470) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L97] EXPR unsigned_long_int_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L97] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L97] RET assume_abort_if_not(unsigned_long_int_Array_0[1][1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L110] RET updateVariables() [L111] CALL step() [L40] BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L40] COND TRUE BOOL_unsigned_char_Array_0[1] [L41] EXPR float_Array_0[3] [L41] EXPR float_Array_0[2] [L41] EXPR float_Array_0[1] [L41] float_Array_0[4] = ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]) [L45] EXPR float_Array_0[2] [L45] EXPR float_Array_0[3] [L45] EXPR double_Array_0[0] [L45] double_Array_0[1] = ((15.5 + float_Array_0[2]) - (float_Array_0[3] - double_Array_0[0])) [L46] EXPR unsigned_long_int_Array_0[1][0] [L46] unsigned long int stepLocal_2 = unsigned_long_int_Array_0[1][0]; [L47] signed long int stepLocal_1 = 5; [L48] EXPR unsigned_long_int_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L48] COND FALSE !(stepLocal_1 >= unsigned_long_int_Array_0[1][1]) [L59] EXPR BOOL_unsigned_char_Array_0[1] [L59] unsigned char stepLocal_0 = BOOL_unsigned_char_Array_0[1]; [L60] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L60] COND TRUE BOOL_unsigned_char_Array_0[0] || stepLocal_0 [L61] EXPR unsigned_long_int_Array_0[1][1] [L61] EXPR unsigned_char_Array_0[1] [L61] EXPR unsigned_char_Array_0[1] [L61] unsigned_long_int_Array_0[0][1] = ((unsigned_long_int_Array_0[1][1] - unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]) [L111] RET step() [L112] CALL, EXPR property() [L102] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L102] EXPR BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0]))) [L102] EXPR float_Array_0[4] [L102] EXPR float_Array_0[3] [L102] EXPR float_Array_0[2] [L102] EXPR float_Array_0[1] [L102] EXPR BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L102] EXPR (BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0])))) && (double_Array_0[1] == ((double) ((15.5 + float_Array_0[2]) - (float_Array_0[3] - double_Array_0[0])))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L102] EXPR (BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0])))) && (double_Array_0[1] == ((double) ((15.5 + float_Array_0[2]) - (float_Array_0[3] - double_Array_0[0])))) [L102] EXPR double_Array_0[1] [L102] EXPR float_Array_0[2] [L102] EXPR float_Array_0[3] [L102] EXPR double_Array_0[0] [L102] EXPR (BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0])))) && (double_Array_0[1] == ((double) ((15.5 + float_Array_0[2]) - (float_Array_0[3] - double_Array_0[0])))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L102] EXPR ((BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0])))) && (double_Array_0[1] == ((double) ((15.5 + float_Array_0[2]) - (float_Array_0[3] - double_Array_0[0]))))) && ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (unsigned_long_int_Array_0[0][1] == ((unsigned long int) ((unsigned_long_int_Array_0[1][1] - unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (unsigned_long_int_Array_0[0][1] == ((unsigned long int) (unsigned_char_Array_0[1] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1]))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L102] EXPR ((BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0])))) && (double_Array_0[1] == ((double) ((15.5 + float_Array_0[2]) - (float_Array_0[3] - double_Array_0[0]))))) && ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (unsigned_long_int_Array_0[0][1] == ((unsigned long int) ((unsigned_long_int_Array_0[1][1] - unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (unsigned_long_int_Array_0[0][1] == ((unsigned long int) (unsigned_char_Array_0[1] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1]))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L102] EXPR (((BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0])))) && (double_Array_0[1] == ((double) ((15.5 + float_Array_0[2]) - (float_Array_0[3] - double_Array_0[0]))))) && ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (unsigned_long_int_Array_0[0][1] == ((unsigned long int) ((unsigned_long_int_Array_0[1][1] - unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (unsigned_long_int_Array_0[0][1] == ((unsigned long int) (unsigned_char_Array_0[1] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))))))) && ((5 >= unsigned_long_int_Array_0[1][1]) ? ((float_Array_0[4] >= double_Array_0[0]) ? (unsigned_char_Array_0[1] == ((unsigned char) (128 - 16))) : ((unsigned_long_int_Array_0[1][0] >= ((((unsigned_long_int_Array_0[0][0]) < 0 ) ? -(unsigned_long_int_Array_0[0][0]) : (unsigned_long_int_Array_0[0][0])))) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L102] EXPR (((BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0])))) && (double_Array_0[1] == ((double) ((15.5 + float_Array_0[2]) - (float_Array_0[3] - double_Array_0[0]))))) && ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (unsigned_long_int_Array_0[0][1] == ((unsigned long int) ((unsigned_long_int_Array_0[1][1] - unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (unsigned_long_int_Array_0[0][1] == ((unsigned long int) (unsigned_char_Array_0[1] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))))))) && ((5 >= unsigned_long_int_Array_0[1][1]) ? ((float_Array_0[4] >= double_Array_0[0]) ? (unsigned_char_Array_0[1] == ((unsigned char) (128 - 16))) : ((unsigned_long_int_Array_0[1][0] >= ((((unsigned_long_int_Array_0[0][0]) < 0 ) ? -(unsigned_long_int_Array_0[0][0]) : (unsigned_long_int_Array_0[0][0])))) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L102-L103] return (((BOOL_unsigned_char_Array_0[1] ? (float_Array_0[4] == ((float) ((float_Array_0[3] - float_Array_0[2]) - float_Array_0[1]))) : (float_Array_0[4] == ((float) (float_Array_0[2] + float_Array_0[0])))) && (double_Array_0[1] == ((double) ((15.5 + float_Array_0[2]) - (float_Array_0[3] - double_Array_0[0]))))) && ((BOOL_unsigned_char_Array_0[0] || BOOL_unsigned_char_Array_0[1]) ? (unsigned_long_int_Array_0[0][1] == ((unsigned long int) ((unsigned_long_int_Array_0[1][1] - unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (unsigned_long_int_Array_0[0][1] == ((unsigned long int) (unsigned_char_Array_0[1] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))))))) && ((5 >= unsigned_long_int_Array_0[1][1]) ? ((float_Array_0[4] >= double_Array_0[0]) ? (unsigned_char_Array_0[1] == ((unsigned char) (128 - 16))) : ((unsigned_long_int_Array_0[1][0] >= ((((unsigned_long_int_Array_0[0][0]) < 0 ) ? -(unsigned_long_int_Array_0[0][0]) : (unsigned_long_int_Array_0[0][0])))) ? (unsigned_char_Array_0[1] == ((unsigned char) (unsigned_char_Array_0[2] - unsigned_char_Array_0[0]))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])))) : 1) ; [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 156 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 156 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 151 ConstructedInterpolants, 0 QuantifiedInterpolants, 151 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 684/684 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 [2024-11-08 17:58:50,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX --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 abbff6ecf7c52e46d71543d2bdba93ca4d1ac478e10fca6c71bd3d1c9baf5e12 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:58:52,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:58:52,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 17:58:52,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:58:52,904 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:58:52,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:58:52,946 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:58:52,947 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:58:52,948 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:58:52,949 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:58:52,951 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:58:52,951 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:58:52,952 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:58:52,952 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:58:52,953 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:58:52,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:58:52,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:58:52,957 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:58:52,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:58:52,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:58:52,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:58:52,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:58:52,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:58:52,960 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:58:52,961 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:58:52,961 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:58:52,961 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:58:52,962 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:58:52,962 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:58:52,962 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:58:52,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:58:52,963 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:58:52,964 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:58:52,964 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:58:52,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:58:52,965 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:58:52,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:58:52,965 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:58:52,966 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:58:52,966 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:58:52,967 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:58:52,967 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:58:52,967 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:58:52,967 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:58:52,968 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_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abbff6ecf7c52e46d71543d2bdba93ca4d1ac478e10fca6c71bd3d1c9baf5e12 [2024-11-08 17:58:53,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:58:53,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:58:53,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:58:53,415 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:58:53,416 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:58:53,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i Unable to find full path for "g++" [2024-11-08 17:58:55,584 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:58:55,848 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:58:55,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i [2024-11-08 17:58:55,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/data/291b3aac6/6e92309ba38b451b8f8b61f01e0ba60a/FLAG090166e45 [2024-11-08 17:58:56,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/data/291b3aac6/6e92309ba38b451b8f8b61f01e0ba60a [2024-11-08 17:58:56,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:58:56,161 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:58:56,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:58:56,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:58:56,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:58:56,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14dfb545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56, skipping insertion in model container [2024-11-08 17:58:56,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:58:56,450 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i[916,929] [2024-11-08 17:58:56,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:58:56,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:58:56,570 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-20.i[916,929] [2024-11-08 17:58:56,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:58:56,730 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:58:56,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56 WrapperNode [2024-11-08 17:58:56,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:58:56,734 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:58:56,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:58:56,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:58:56,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,830 INFO L138 Inliner]: procedures = 36, calls = 171, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 494 [2024-11-08 17:58:56,830 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:58:56,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:58:56,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:58:56,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:58:56,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,862 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,900 INFO L175 MemorySlicer]: Split 136 memory accesses to 6 slices as follows [2, 14, 13, 45, 33, 29]. 33 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 2, 2, 5, 3, 4]. The 20 writes are split as follows [0, 2, 2, 6, 5, 5]. [2024-11-08 17:58:56,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,936 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:58:56,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:58:56,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:58:56,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:58:56,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (1/1) ... [2024-11-08 17:58:56,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:58:56,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:58:56,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:58:56,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:58:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:58:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-08 17:58:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-08 17:58:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-08 17:58:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-08 17:58:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-08 17:58:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-08 17:58:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-08 17:58:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-08 17:58:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-08 17:58:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-08 17:58:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-08 17:58:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-08 17:58:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-08 17:58:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-08 17:58:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-08 17:58:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-08 17:58:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-08 17:58:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-08 17:58:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 17:58:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-08 17:58:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-08 17:58:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-08 17:58:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-08 17:58:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-08 17:58:57,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-08 17:58:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-08 17:58:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-08 17:58:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-08 17:58:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-08 17:58:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-08 17:58:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-08 17:58:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-08 17:58:57,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-08 17:58:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-08 17:58:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-08 17:58:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-08 17:58:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-08 17:58:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-08 17:58:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-08 17:58:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-08 17:58:57,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-08 17:58:57,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-08 17:58:57,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-08 17:58:57,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-08 17:58:57,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-08 17:58:57,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-08 17:58:57,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-08 17:58:57,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-08 17:58:57,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-08 17:58:57,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-08 17:58:57,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-08 17:58:57,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-08 17:58:57,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-08 17:58:57,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-08 17:58:57,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-08 17:58:57,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-08 17:58:57,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-08 17:58:57,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-08 17:58:57,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-08 17:58:57,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-08 17:58:57,040 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:58:57,040 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:58:57,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:58:57,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:58:57,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-08 17:58:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-08 17:58:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-08 17:58:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-08 17:58:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-08 17:58:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-08 17:58:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-08 17:58:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-08 17:58:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-08 17:58:57,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-08 17:58:57,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-08 17:58:57,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-08 17:58:57,296 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:58:57,298 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:59:06,537 INFO L? ?]: Removed 106 outVars from TransFormulas that were not future-live. [2024-11-08 17:59:06,537 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:59:06,551 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:59:06,551 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:59:06,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:59:06 BoogieIcfgContainer [2024-11-08 17:59:06,552 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:59:06,554 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:59:06,554 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:59:06,557 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:59:06,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:58:56" (1/3) ... [2024-11-08 17:59:06,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33466ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:59:06, skipping insertion in model container [2024-11-08 17:59:06,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:58:56" (2/3) ... [2024-11-08 17:59:06,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33466ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:59:06, skipping insertion in model container [2024-11-08 17:59:06,559 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:59:06" (3/3) ... [2024-11-08 17:59:06,560 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-20.i [2024-11-08 17:59:06,577 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:59:06,577 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:59:06,644 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:59:06,649 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@c593bef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:59:06,649 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:59:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 92 states have internal predecessors, (129), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:59:06,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:59:06,667 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:59:06,668 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:59:06,668 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:59:06,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:59:06,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1308094437, now seen corresponding path program 1 times [2024-11-08 17:59:06,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:59:06,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771031793] [2024-11-08 17:59:06,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:59:06,694 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:06,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:59:06,697 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:59:06,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-08 17:59:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:59:07,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 17:59:07,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:59:07,741 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-11-08 17:59:07,741 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:59:07,742 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:59:07,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771031793] [2024-11-08 17:59:07,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771031793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:59:07,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:59:07,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:59:07,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702755933] [2024-11-08 17:59:07,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:59:07,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:59:07,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:59:07,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:59:07,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:59:07,777 INFO L87 Difference]: Start difference. First operand has 113 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 92 states have internal predecessors, (129), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:59:07,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:59:07,821 INFO L93 Difference]: Finished difference Result 219 states and 347 transitions. [2024-11-08 17:59:07,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:59:07,823 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 152 [2024-11-08 17:59:07,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:59:07,832 INFO L225 Difference]: With dead ends: 219 [2024-11-08 17:59:07,832 INFO L226 Difference]: Without dead ends: 109 [2024-11-08 17:59:07,836 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:59:07,839 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:59:07,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:59:07,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-08 17:59:07,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-08 17:59:07,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 88 states have internal predecessors, (118), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:59:07,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 156 transitions. [2024-11-08 17:59:07,891 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 156 transitions. Word has length 152 [2024-11-08 17:59:07,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:59:07,893 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 156 transitions. [2024-11-08 17:59:07,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:59:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 156 transitions. [2024-11-08 17:59:07,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:59:07,898 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:59:07,898 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:59:07,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-08 17:59:08,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:08,099 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:59:08,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:59:08,101 INFO L85 PathProgramCache]: Analyzing trace with hash -240561769, now seen corresponding path program 1 times [2024-11-08 17:59:08,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:59:08,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [784655990] [2024-11-08 17:59:08,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:59:08,103 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:08,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:59:08,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:59:08,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-08 17:59:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:59:09,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:59:09,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:59:09,597 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 17:59:09,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-08 17:59:09,699 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2024-11-08 17:59:09,699 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:59:09,699 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:59:09,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [784655990] [2024-11-08 17:59:09,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [784655990] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:59:09,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:59:09,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:59:09,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163867987] [2024-11-08 17:59:09,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:59:09,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:59:09,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:59:09,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:59:09,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:59:09,703 INFO L87 Difference]: Start difference. First operand 109 states and 156 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:59:15,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:59:20,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:59:24,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:59:25,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:59:25,929 INFO L93 Difference]: Finished difference Result 216 states and 310 transitions. [2024-11-08 17:59:25,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:59:25,934 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 152 [2024-11-08 17:59:25,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:59:25,936 INFO L225 Difference]: With dead ends: 216 [2024-11-08 17:59:25,936 INFO L226 Difference]: Without dead ends: 110 [2024-11-08 17:59:25,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:59:25,938 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 136 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:59:25,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 452 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 163 Invalid, 3 Unknown, 0 Unchecked, 16.1s Time] [2024-11-08 17:59:25,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-08 17:59:25,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-08 17:59:25,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.3295454545454546) internal successors, (117), 88 states have internal predecessors, (117), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:59:25,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 155 transitions. [2024-11-08 17:59:25,953 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 155 transitions. Word has length 152 [2024-11-08 17:59:25,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:59:25,954 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 155 transitions. [2024-11-08 17:59:25,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:59:25,955 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 155 transitions. [2024-11-08 17:59:25,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 17:59:25,961 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:59:25,961 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:59:25,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-08 17:59:26,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:26,162 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:59:26,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:59:26,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1126641027, now seen corresponding path program 1 times [2024-11-08 17:59:26,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:59:26,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1250449103] [2024-11-08 17:59:26,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:59:26,167 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:26,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:59:26,170 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:59:26,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-08 17:59:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:59:27,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:59:27,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:59:27,693 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 [2024-11-08 17:59:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2024-11-08 17:59:27,791 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:59:27,791 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:59:27,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1250449103] [2024-11-08 17:59:27,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1250449103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:59:27,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:59:27,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:59:27,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436867074] [2024-11-08 17:59:27,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:59:27,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:59:27,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:59:27,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:59:27,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:59:27,795 INFO L87 Difference]: Start difference. First operand 109 states and 155 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:59:32,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:59:35,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:59:39,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:59:39,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:59:39,786 INFO L93 Difference]: Finished difference Result 216 states and 308 transitions. [2024-11-08 17:59:39,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:59:39,790 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 154 [2024-11-08 17:59:39,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:59:39,792 INFO L225 Difference]: With dead ends: 216 [2024-11-08 17:59:39,792 INFO L226 Difference]: Without dead ends: 110 [2024-11-08 17:59:39,793 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:59:39,794 INFO L432 NwaCegarLoop]: 124 mSDtfsCounter, 120 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:59:39,795 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 443 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2024-11-08 17:59:39,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-08 17:59:39,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-08 17:59:39,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.3181818181818181) internal successors, (116), 88 states have internal predecessors, (116), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:59:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2024-11-08 17:59:39,814 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 154 [2024-11-08 17:59:39,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:59:39,815 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2024-11-08 17:59:39,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:59:39,816 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2024-11-08 17:59:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 17:59:39,818 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:59:39,818 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:59:39,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-08 17:59:40,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:40,019 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:59:40,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:59:40,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1226017763, now seen corresponding path program 1 times [2024-11-08 17:59:40,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:59:40,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [753059887] [2024-11-08 17:59:40,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:59:40,021 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:40,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:59:40,026 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:59:40,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-08 17:59:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:59:40,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:59:40,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:59:41,635 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 [2024-11-08 17:59:41,729 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 336 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2024-11-08 17:59:41,729 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:59:41,730 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:59:41,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [753059887] [2024-11-08 17:59:41,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [753059887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:59:41,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:59:41,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:59:41,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070013511] [2024-11-08 17:59:41,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:59:41,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:59:41,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:59:41,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:59:41,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:59:41,733 INFO L87 Difference]: Start difference. First operand 109 states and 154 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:59:46,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:59:52,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:59:56,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:59:56,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:59:56,922 INFO L93 Difference]: Finished difference Result 216 states and 306 transitions. [2024-11-08 17:59:56,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:59:56,928 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 156 [2024-11-08 17:59:56,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:59:56,930 INFO L225 Difference]: With dead ends: 216 [2024-11-08 17:59:56,930 INFO L226 Difference]: Without dead ends: 110 [2024-11-08 17:59:56,931 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:59:56,933 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 112 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:59:56,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 441 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 167 Invalid, 2 Unknown, 0 Unchecked, 15.0s Time] [2024-11-08 17:59:56,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-08 17:59:56,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-08 17:59:56,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.3068181818181819) internal successors, (115), 88 states have internal predecessors, (115), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:59:56,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 153 transitions. [2024-11-08 17:59:56,946 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 153 transitions. Word has length 156 [2024-11-08 17:59:56,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:59:56,946 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 153 transitions. [2024-11-08 17:59:56,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 17:59:56,947 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2024-11-08 17:59:56,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-08 17:59:56,950 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:59:56,950 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:59:56,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0 [2024-11-08 17:59:57,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:57,151 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:59:57,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:59:57,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1499622081, now seen corresponding path program 1 times [2024-11-08 17:59:57,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:59:57,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [856519751] [2024-11-08 17:59:57,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:59:57,153 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:57,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:59:57,154 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:59:57,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 17:59:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:59:58,060 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 17:59:58,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:59:58,236 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-08 17:59:58,236 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:59:58,236 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:59:58,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [856519751] [2024-11-08 17:59:58,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [856519751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:59:58,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:59:58,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 17:59:58,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621016909] [2024-11-08 17:59:58,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:59:58,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:59:58,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:59:58,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:59:58,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:59:58,241 INFO L87 Difference]: Start difference. First operand 109 states and 153 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:59:58,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:59:58,861 INFO L93 Difference]: Finished difference Result 219 states and 308 transitions. [2024-11-08 17:59:58,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:59:58,862 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 158 [2024-11-08 17:59:58,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:59:58,864 INFO L225 Difference]: With dead ends: 219 [2024-11-08 17:59:58,864 INFO L226 Difference]: Without dead ends: 111 [2024-11-08 17:59:58,865 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:59:58,866 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 1 mSDsluCounter, 474 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 605 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:59:58,867 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 605 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 17:59:58,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-08 17:59:58,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2024-11-08 17:59:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.2954545454545454) internal successors, (114), 88 states have internal predecessors, (114), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 17:59:58,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 152 transitions. [2024-11-08 17:59:58,902 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 152 transitions. Word has length 158 [2024-11-08 17:59:58,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:59:58,902 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 152 transitions. [2024-11-08 17:59:58,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 3 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 17:59:58,903 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 152 transitions. [2024-11-08 17:59:58,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-08 17:59:58,905 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:59:58,906 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:59:58,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 17:59:59,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:59,107 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:59:59,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:59:59,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1443959997, now seen corresponding path program 1 times [2024-11-08 17:59:59,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:59:59,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [646734519] [2024-11-08 17:59:59,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:59:59,108 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:59:59,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:59:59,109 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:59:59,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:00:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:00:00,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 18:00:00,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:00:00,712 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 97 treesize of output 43 [2024-11-08 18:00:00,799 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 352 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2024-11-08 18:00:00,800 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:00:00,800 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:00:00,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [646734519] [2024-11-08 18:00:00,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [646734519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:00:00,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:00:00,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:00:00,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711171256] [2024-11-08 18:00:00,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:00:00,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:00:00,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:00:00,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:00:00,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:00:00,806 INFO L87 Difference]: Start difference. First operand 109 states and 152 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 18:00:06,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:00:08,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:00:13,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:00:17,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:00:19,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:00:19,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:00:19,617 INFO L93 Difference]: Finished difference Result 216 states and 302 transitions. [2024-11-08 18:00:19,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:00:19,621 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 158 [2024-11-08 18:00:19,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:00:19,622 INFO L225 Difference]: With dead ends: 216 [2024-11-08 18:00:19,623 INFO L226 Difference]: Without dead ends: 110 [2024-11-08 18:00:19,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:00:19,625 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 101 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:00:19,625 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 431 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 168 Invalid, 3 Unknown, 0 Unchecked, 18.7s Time] [2024-11-08 18:00:19,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-08 18:00:19,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-08 18:00:19,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.2840909090909092) internal successors, (113), 88 states have internal predecessors, (113), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 18:00:19,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 151 transitions. [2024-11-08 18:00:19,642 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 151 transitions. Word has length 158 [2024-11-08 18:00:19,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:00:19,646 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 151 transitions. [2024-11-08 18:00:19,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 18:00:19,647 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 151 transitions. [2024-11-08 18:00:19,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 18:00:19,650 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:00:19,650 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:00:19,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0 [2024-11-08 18:00:19,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:00:19,851 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:00:19,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:00:19,852 INFO L85 PathProgramCache]: Analyzing trace with hash -281102301, now seen corresponding path program 1 times [2024-11-08 18:00:19,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:00:19,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [716963872] [2024-11-08 18:00:19,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:00:19,853 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:00:19,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:00:19,854 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 18:00:19,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f1406f2-70b5-47bd-b4ad-ee50a16b7270/bin/uautomizer-verify-jihMAELWvX/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