./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd --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 d9a4a26779ee984e42e9384b39e93bedd4033278a9c1a1ebdac0e82301018e49 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:25:01,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:25:01,693 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 15:25:01,706 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:25:01,707 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:25:01,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:25:01,749 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:25:01,750 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:25:01,750 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:25:01,750 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:25:01,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:25:01,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:25:01,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:25:01,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:25:01,751 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:25:01,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:25:01,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:25:01,752 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:25:01,752 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:25:01,752 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:25:01,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:25:01,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:25:01,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:25:01,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:25:01,753 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:25:01,753 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:25:01,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:25:01,754 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:25:01,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:25:01,754 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:25:01,754 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:25:01,754 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:25:01,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:25:01,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:25:01,755 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:25:01,755 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:25:01,755 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:25:01,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:25:01,756 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:25:01,756 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:25:01,756 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:25:01,756 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:25:01,756 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd 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 -> d9a4a26779ee984e42e9384b39e93bedd4033278a9c1a1ebdac0e82301018e49 [2024-11-13 15:25:02,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:25:02,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:25:02,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:25:02,169 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:25:02,170 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:25:02,171 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i Unable to find full path for "g++" [2024-11-13 15:25:04,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:25:04,737 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:25:04,738 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i [2024-11-13 15:25:04,753 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/data/e8a5417ec/8404bd3730214ba9be7f23a31897d45e/FLAG422c63931 [2024-11-13 15:25:05,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/data/e8a5417ec/8404bd3730214ba9be7f23a31897d45e [2024-11-13 15:25:05,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:25:05,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:25:05,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:25:05,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:25:05,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:25:05,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f571a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05, skipping insertion in model container [2024-11-13 15:25:05,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,056 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:25:05,262 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_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i[913,926] [2024-11-13 15:25:05,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:25:05,365 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:25:05,378 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_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i[913,926] [2024-11-13 15:25:05,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:25:05,426 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:25:05,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05 WrapperNode [2024-11-13 15:25:05,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:25:05,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:25:05,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:25:05,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:25:05,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,476 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2024-11-13 15:25:05,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:25:05,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:25:05,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:25:05,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:25:05,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,495 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,526 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 15:25:05,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,533 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:25:05,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:25:05,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:25:05,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:25:05,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (1/1) ... [2024-11-13 15:25:05,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:25:05,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:25:05,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:25:05,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:25:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:25:05,605 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 15:25:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 15:25:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:25:05,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:25:05,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:25:05,701 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:25:05,703 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:25:06,074 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 15:25:06,074 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:25:06,087 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:25:06,087 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:25:06,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:25:06 BoogieIcfgContainer [2024-11-13 15:25:06,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:25:06,091 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:25:06,091 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:25:06,097 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:25:06,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:25:05" (1/3) ... [2024-11-13 15:25:06,098 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19e72e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:25:06, skipping insertion in model container [2024-11-13 15:25:06,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:05" (2/3) ... [2024-11-13 15:25:06,099 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19e72e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:25:06, skipping insertion in model container [2024-11-13 15:25:06,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:25:06" (3/3) ... [2024-11-13 15:25:06,100 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-23.i [2024-11-13 15:25:06,119 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:25:06,121 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-23.i that has 2 procedures, 57 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:25:06,194 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:25:06,212 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;@357dbdd4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:25:06,212 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:25:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:25:06,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 15:25:06,228 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:25:06,229 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:25:06,229 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:25:06,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:25:06,234 INFO L85 PathProgramCache]: Analyzing trace with hash -153556669, now seen corresponding path program 1 times [2024-11-13 15:25:06,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:25:06,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466158751] [2024-11-13 15:25:06,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:06,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:25:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:25:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:25:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:25:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:25:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:25:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 15:25:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:25:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 15:25:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 15:25:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:25:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 15:25:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-13 15:25:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 15:25:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-13 15:25:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 15:25:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:25:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 15:25:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 15:25:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 15:25:06,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 15:25:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:06,734 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-13 15:25:06,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:25:06,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466158751] [2024-11-13 15:25:06,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466158751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:25:06,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:25:06,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:25:06,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390543139] [2024-11-13 15:25:06,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:25:06,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:25:06,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:25:06,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:25:06,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:25:06,775 INFO L87 Difference]: Start difference. First operand has 57 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-13 15:25:06,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:25:06,820 INFO L93 Difference]: Finished difference Result 107 states and 182 transitions. [2024-11-13 15:25:06,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:25:06,822 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 125 [2024-11-13 15:25:06,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:25:06,830 INFO L225 Difference]: With dead ends: 107 [2024-11-13 15:25:06,830 INFO L226 Difference]: Without dead ends: 53 [2024-11-13 15:25:06,834 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:25:06,838 INFO L432 NwaCegarLoop]: 77 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, 77 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 [2024-11-13 15:25:06,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:25:06,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2024-11-13 15:25:06,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2024-11-13 15:25:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:25:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 77 transitions. [2024-11-13 15:25:06,891 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 77 transitions. Word has length 125 [2024-11-13 15:25:06,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:25:06,891 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 77 transitions. [2024-11-13 15:25:06,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-13 15:25:06,892 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2024-11-13 15:25:06,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 15:25:06,896 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:25:06,896 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:25:06,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 15:25:06,897 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:25:06,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:25:06,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1197452537, now seen corresponding path program 1 times [2024-11-13 15:25:06,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:25:06,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602509000] [2024-11-13 15:25:06,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:06,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:25:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:25:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:25:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:25:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:25:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:25:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 15:25:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:25:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 15:25:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 15:25:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:25:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 15:25:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-13 15:25:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 15:25:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-13 15:25:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 15:25:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:25:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 15:25:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 15:25:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 15:25:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 15:25:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:08,225 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-13 15:25:08,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:25:08,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602509000] [2024-11-13 15:25:08,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602509000] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:25:08,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:25:08,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:25:08,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743189975] [2024-11-13 15:25:08,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:25:08,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:25:08,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:25:08,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:25:08,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:25:08,230 INFO L87 Difference]: Start difference. First operand 53 states and 77 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-13 15:25:08,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:25:08,899 INFO L93 Difference]: Finished difference Result 157 states and 224 transitions. [2024-11-13 15:25:08,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 15:25:08,900 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 125 [2024-11-13 15:25:08,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:25:08,906 INFO L225 Difference]: With dead ends: 157 [2024-11-13 15:25:08,906 INFO L226 Difference]: Without dead ends: 107 [2024-11-13 15:25:08,907 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2024-11-13 15:25:08,910 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 102 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-13 15:25:08,910 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 211 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-13 15:25:08,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-13 15:25:08,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 60. [2024-11-13 15:25:08,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:25:08,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 84 transitions. [2024-11-13 15:25:08,951 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 84 transitions. Word has length 125 [2024-11-13 15:25:08,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:25:08,952 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 84 transitions. [2024-11-13 15:25:08,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-13 15:25:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2024-11-13 15:25:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 15:25:08,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:25:08,957 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:25:08,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 15:25:08,958 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:25:08,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:25:08,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1140194235, now seen corresponding path program 1 times [2024-11-13 15:25:08,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:25:08,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408917745] [2024-11-13 15:25:08,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:08,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:25:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 15:25:09,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [505813649] [2024-11-13 15:25:09,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:09,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:25:09,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:25:09,204 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:25:09,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 15:25:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:25:09,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:25:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:25:09,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:25:09,611 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 15:25:09,613 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 15:25:09,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 15:25:09,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:25:09,827 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-13 15:25:09,963 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 15:25:09,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 03:25:09 BoogieIcfgContainer [2024-11-13 15:25:09,970 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 15:25:09,971 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:25:09,971 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:25:09,971 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:25:09,974 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:25:06" (3/4) ... [2024-11-13 15:25:09,976 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:25:09,977 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:25:09,978 INFO L158 Benchmark]: Toolchain (without parser) took 4960.90ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 51.8MB in the end (delta: 31.9MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2024-11-13 15:25:09,979 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:25:09,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.70ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 70.7MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:25:09,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.32ms. Allocated memory is still 109.1MB. Free memory was 70.7MB in the beginning and 69.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:25:09,980 INFO L158 Benchmark]: Boogie Preprocessor took 64.61ms. Allocated memory is still 109.1MB. Free memory was 69.0MB in the beginning and 67.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:25:09,980 INFO L158 Benchmark]: RCFGBuilder took 544.94ms. Allocated memory is still 109.1MB. Free memory was 67.1MB in the beginning and 52.3MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 15:25:09,980 INFO L158 Benchmark]: TraceAbstraction took 3878.89ms. Allocated memory is still 109.1MB. Free memory was 51.5MB in the beginning and 52.7MB in the end (delta: -1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:25:09,980 INFO L158 Benchmark]: Witness Printer took 6.78ms. Allocated memory is still 109.1MB. Free memory was 51.8MB in the beginning and 51.8MB in the end (delta: 12.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:25:09,986 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.70ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 70.7MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.32ms. Allocated memory is still 109.1MB. Free memory was 70.7MB in the beginning and 69.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.61ms. Allocated memory is still 109.1MB. Free memory was 69.0MB in the beginning and 67.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 544.94ms. Allocated memory is still 109.1MB. Free memory was 67.1MB in the beginning and 52.3MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3878.89ms. Allocated memory is still 109.1MB. Free memory was 51.5MB in the beginning and 52.7MB in the end (delta: -1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.78ms. Allocated memory is still 109.1MB. Free memory was 51.8MB in the beginning and 51.8MB in the end (delta: 12.1kB). 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 71, overapproximation of someBinaryFLOATComparisonOperation at line 78, overapproximation of someBinaryFLOATComparisonOperation at line 43, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 0; [L23] unsigned long int var_1_2 = 16; [L24] unsigned long int var_1_3 = 64; [L25] unsigned long int var_1_4 = 25; [L26] float var_1_5 = 1.2; [L27] float var_1_6 = 999.7; [L28] float var_1_7 = 1.4; [L29] float var_1_8 = 9.75; [L30] float var_1_9 = 1.75; [L31] unsigned long int var_1_10 = 16; [L32] unsigned long int var_1_11 = 1277342739; [L33] unsigned long int var_1_12 = 1394088949; [L34] unsigned long int var_1_13 = 0; [L35] unsigned char var_1_14 = 0; [L36] unsigned char var_1_17 = 0; [L37] unsigned char var_1_18 = 0; [L38] unsigned char var_1_19 = 0; VAL [isInitial=0, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=16, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L102] isInitial = 1 [L103] FCALL initially() [L104] COND TRUE 1 [L105] FCALL updateLastVariables() [L106] CALL updateVariables() [L62] var_1_2 = __VERIFIER_nondet_ulong() [L63] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L63] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L64] CALL assume_abort_if_not(var_1_2 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L64] RET assume_abort_if_not(var_1_2 <= 4294967294) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L65] var_1_3 = __VERIFIER_nondet_ulong() [L66] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L66] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L67] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L67] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L68] var_1_5 = __VERIFIER_nondet_float() [L69] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L69] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L70] var_1_6 = __VERIFIER_nondet_float() [L71] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L71] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L72] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L72] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4] [L73] var_1_7 = __VERIFIER_nondet_float() [L74] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_8=39/4, var_1_9=7/4] [L74] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_8=39/4, var_1_9=7/4] [L75] var_1_8 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_9=7/4] [L76] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_9=7/4] [L77] var_1_9 = __VERIFIER_nondet_float() [L78] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L78] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L79] var_1_11 = __VERIFIER_nondet_ulong() [L80] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L80] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L81] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L81] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L82] var_1_12 = __VERIFIER_nondet_ulong() [L83] CALL assume_abort_if_not(var_1_12 >= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L83] RET assume_abort_if_not(var_1_12 >= 1073741824) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L84] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L84] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L85] var_1_13 = __VERIFIER_nondet_ulong() [L86] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L86] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L87] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L87] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L88] var_1_17 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L89] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L90] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L90] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L91] var_1_19 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L92] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L93] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L93] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L106] RET updateVariables() [L107] CALL step() [L42] var_1_1 = ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25] [L43] COND TRUE (var_1_5 / var_1_6) <= (var_1_7 + (var_1_8 - var_1_9)) [L44] var_1_4 = ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0] [L46] var_1_10 = ((((var_1_2) > (((var_1_11 + var_1_12) - var_1_13))) ? (var_1_2) : (((var_1_11 + var_1_12) - var_1_13)))) [L47] unsigned char stepLocal_0 = (- var_1_5) != 1.9f; VAL [isInitial=1, stepLocal_0=0, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0] [L48] COND FALSE !(stepLocal_0 || ((var_1_4 * var_1_13) < var_1_3)) [L51] var_1_18 = var_1_19 VAL [isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0] [L53] COND FALSE !(\read(var_1_18)) VAL [isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0] [L107] RET step() [L108] CALL, EXPR property() [L98-L99] return ((((var_1_1 == ((unsigned long int) ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) && (((var_1_5 / var_1_6) <= (var_1_7 + (var_1_8 - var_1_9))) ? (var_1_4 == ((unsigned long int) ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) : 1)) && (var_1_10 == ((unsigned long int) ((((var_1_2) > (((var_1_11 + var_1_12) - var_1_13))) ? (var_1_2) : (((var_1_11 + var_1_12) - var_1_13))))))) && (var_1_18 ? ((! ((var_1_5 / var_1_6) < (var_1_8 - var_1_9))) ? (var_1_18 ? (var_1_14 == ((unsigned char) (! var_1_17))) : 1) : 1) : 1)) && ((((- var_1_5) != 1.9f) || ((var_1_4 * var_1_13) < var_1_3)) ? (var_1_18 == ((unsigned char) (! var_1_19))) : (var_1_18 == ((unsigned char) var_1_19))) ; VAL [\result=0, isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0] [L108] RET, EXPR property() [L108] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0] [L19] reach_error() VAL [isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 3, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 138 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 102 mSDsluCounter, 288 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 124 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 261 IncrementalHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 164 mSDtfsCounter, 261 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=2, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 47 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 500 NumberOfCodeBlocks, 500 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1520/1520 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 15:25:10,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd --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 d9a4a26779ee984e42e9384b39e93bedd4033278a9c1a1ebdac0e82301018e49 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:25:13,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:25:13,469 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 15:25:13,476 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:25:13,477 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:25:13,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:25:13,569 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:25:13,569 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:25:13,569 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:25:13,570 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:25:13,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:25:13,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:25:13,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:25:13,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:25:13,582 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:25:13,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:25:13,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:25:13,582 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:25:13,583 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:25:13,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:25:13,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:25:13,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:25:13,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:25:13,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:25:13,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:25:13,584 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:25:13,584 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:25:13,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:25:13,585 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 15:25:13,585 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 15:25:13,585 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:25:13,585 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:25:13,585 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:25:13,585 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:25:13,585 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd 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 -> d9a4a26779ee984e42e9384b39e93bedd4033278a9c1a1ebdac0e82301018e49 [2024-11-13 15:25:13,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:25:14,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:25:14,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:25:14,006 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:25:14,007 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:25:14,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i Unable to find full path for "g++" [2024-11-13 15:25:16,207 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:25:16,500 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:25:16,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i [2024-11-13 15:25:16,510 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/data/25473189e/b9f02d60afd84219868a92c463039544/FLAGb66790056 [2024-11-13 15:25:16,529 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/data/25473189e/b9f02d60afd84219868a92c463039544 [2024-11-13 15:25:16,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:25:16,534 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:25:16,535 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:25:16,536 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:25:16,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:25:16,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d40b97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16, skipping insertion in model container [2024-11-13 15:25:16,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,563 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:25:16,731 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_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i[913,926] [2024-11-13 15:25:16,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:25:16,802 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:25:16,815 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_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i[913,926] [2024-11-13 15:25:16,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:25:16,862 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:25:16,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16 WrapperNode [2024-11-13 15:25:16,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:25:16,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:25:16,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:25:16,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:25:16,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,906 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2024-11-13 15:25:16,906 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:25:16,907 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:25:16,907 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:25:16,907 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:25:16,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,921 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,937 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 15:25:16,937 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,937 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,960 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:25:16,974 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:25:16,975 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:25:16,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:25:16,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (1/1) ... [2024-11-13 15:25:16,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:25:17,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:25:17,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:25:17,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:25:17,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:25:17,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 15:25:17,040 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 15:25:17,040 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 15:25:17,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:25:17,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:25:17,141 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:25:17,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:25:28,224 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 15:25:28,224 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:25:28,238 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:25:28,238 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:25:28,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:25:28 BoogieIcfgContainer [2024-11-13 15:25:28,239 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:25:28,242 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:25:28,243 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:25:28,249 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:25:28,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:25:16" (1/3) ... [2024-11-13 15:25:28,250 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31869e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:25:28, skipping insertion in model container [2024-11-13 15:25:28,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:25:16" (2/3) ... [2024-11-13 15:25:28,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31869e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:25:28, skipping insertion in model container [2024-11-13 15:25:28,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:25:28" (3/3) ... [2024-11-13 15:25:28,253 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-23.i [2024-11-13 15:25:28,274 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:25:28,276 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-23.i that has 2 procedures, 57 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:25:28,358 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:25:28,375 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;@4311ed73, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:25:28,375 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:25:28,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:25:28,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 15:25:28,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:25:28,397 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:25:28,398 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:25:28,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:25:28,404 INFO L85 PathProgramCache]: Analyzing trace with hash -153556669, now seen corresponding path program 1 times [2024-11-13 15:25:28,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:25:28,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2142554135] [2024-11-13 15:25:28,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:28,419 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 [2024-11-13 15:25:28,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:25:28,422 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:25:28,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:25:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:29,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 15:25:29,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:25:29,144 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2024-11-13 15:25:29,145 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:25:29,145 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:25:29,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2142554135] [2024-11-13 15:25:29,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2142554135] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:25:29,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:25:29,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:25:29,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683887696] [2024-11-13 15:25:29,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:25:29,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:25:29,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:25:29,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:25:29,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:25:29,188 INFO L87 Difference]: Start difference. First operand has 57 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-13 15:25:29,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:25:29,234 INFO L93 Difference]: Finished difference Result 107 states and 182 transitions. [2024-11-13 15:25:29,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:25:29,237 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 125 [2024-11-13 15:25:29,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:25:29,247 INFO L225 Difference]: With dead ends: 107 [2024-11-13 15:25:29,247 INFO L226 Difference]: Without dead ends: 53 [2024-11-13 15:25:29,253 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:25:29,258 INFO L432 NwaCegarLoop]: 77 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, 77 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 [2024-11-13 15:25:29,259 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:25:29,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2024-11-13 15:25:29,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2024-11-13 15:25:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:25:29,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 77 transitions. [2024-11-13 15:25:29,328 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 77 transitions. Word has length 125 [2024-11-13 15:25:29,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:25:29,331 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 77 transitions. [2024-11-13 15:25:29,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-13 15:25:29,331 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2024-11-13 15:25:29,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 15:25:29,340 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:25:29,340 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:25:29,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:25:29,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:25:29,544 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:25:29,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:25:29,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1197452537, now seen corresponding path program 1 times [2024-11-13 15:25:29,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:25:29,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1249364973] [2024-11-13 15:25:29,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:29,547 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 [2024-11-13 15:25:29,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:25:29,556 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:25:29,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:25:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:30,159 INFO L255 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 15:25:30,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:25:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-13 15:25:30,487 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:25:30,487 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:25:30,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1249364973] [2024-11-13 15:25:30,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1249364973] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:25:30,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:25:30,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:25:30,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149002667] [2024-11-13 15:25:30,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:25:30,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:25:30,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:25:30,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:25:30,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:25:30,491 INFO L87 Difference]: Start difference. First operand 53 states and 77 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-13 15:25:33,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 15:25:36,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 15:25:37,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:25:37,765 INFO L93 Difference]: Finished difference Result 169 states and 239 transitions. [2024-11-13 15:25:37,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-13 15:25:37,768 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 125 [2024-11-13 15:25:37,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:25:37,771 INFO L225 Difference]: With dead ends: 169 [2024-11-13 15:25:37,771 INFO L226 Difference]: Without dead ends: 119 [2024-11-13 15:25:37,772 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2024-11-13 15:25:37,773 INFO L432 NwaCegarLoop]: 93 mSDtfsCounter, 97 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-13 15:25:37,774 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 246 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2024-11-13 15:25:37,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-13 15:25:37,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 60. [2024-11-13 15:25:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:25:37,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 84 transitions. [2024-11-13 15:25:37,808 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 84 transitions. Word has length 125 [2024-11-13 15:25:37,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:25:37,809 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 84 transitions. [2024-11-13 15:25:37,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-13 15:25:37,809 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2024-11-13 15:25:37,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 15:25:37,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:25:37,815 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:25:37,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-13 15:25:38,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:25:38,016 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:25:38,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:25:38,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1140194235, now seen corresponding path program 1 times [2024-11-13 15:25:38,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:25:38,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1858537924] [2024-11-13 15:25:38,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:25:38,017 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 [2024-11-13 15:25:38,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:25:38,019 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:25:38,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cfe902f-3a32-4ec5-aca3-b7409b8adc59/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:25:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:25:38,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 15:25:38,546 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:26:55,474 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:27:01,217 WARN L286 SmtUtils]: Spent 5.70s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:27:45,052 WARN L286 SmtUtils]: Spent 7.48s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:27:51,527 WARN L286 SmtUtils]: Spent 6.47s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:27:58,512 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:28:04,808 WARN L286 SmtUtils]: Spent 6.26s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:28:58,050 WARN L286 SmtUtils]: Spent 5.52s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:29:16,364 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:29:21,565 WARN L286 SmtUtils]: Spent 5.20s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:30:14,723 WARN L286 SmtUtils]: Spent 6.81s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:30:21,707 WARN L286 SmtUtils]: Spent 6.97s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:30:38,010 WARN L286 SmtUtils]: Spent 5.58s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:30:43,015 WARN L286 SmtUtils]: Spent 5.00s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:30:49,195 WARN L286 SmtUtils]: Spent 6.11s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:31:12,378 WARN L286 SmtUtils]: Spent 6.96s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:31:22,204 WARN L286 SmtUtils]: Spent 5.47s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:31:29,012 WARN L286 SmtUtils]: Spent 6.78s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:31:35,195 WARN L286 SmtUtils]: Spent 6.18s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:31:42,090 WARN L286 SmtUtils]: Spent 6.85s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:31:47,499 WARN L286 SmtUtils]: Spent 5.41s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:32:16,225 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 243 proven. 9 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2024-11-13 15:32:16,225 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:39:43,587 WARN L286 SmtUtils]: Spent 5.61s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 15:40:13,920 WARN L286 SmtUtils]: Spent 6.80s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)