./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1 --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 de1fbf367ada53f961df067d70787da2faa8a89922a9e8e492dc1c883e977a05 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 08:38:38,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 08:38:38,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 08:38:38,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 08:38:38,170 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 08:38:38,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 08:38:38,191 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 08:38:38,191 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 08:38:38,192 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 08:38:38,192 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 08:38:38,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 08:38:38,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 08:38:38,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 08:38:38,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 08:38:38,193 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 08:38:38,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 08:38:38,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 08:38:38,193 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 08:38:38,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 08:38:38,193 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 08:38:38,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 08:38:38,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 08:38:38,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 08:38:38,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 08:38:38,194 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 08:38:38,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 08:38:38,194 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 08:38:38,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 08:38:38,194 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 08:38:38,194 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:38:38,194 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:38:38,194 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:38:38,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:38:38,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 08:38:38,194 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:38:38,195 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 08:38:38,195 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 08:38:38,196 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 08:38:38,196 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_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1 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 -> de1fbf367ada53f961df067d70787da2faa8a89922a9e8e492dc1c883e977a05 [2024-12-02 08:38:38,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 08:38:38,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 08:38:38,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 08:38:38,437 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 08:38:38,437 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 08:38:38,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i [2024-12-02 08:38:41,124 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data/3b53e2ffe/c4e78d375a014886a80728589b424d06/FLAG2d8c0e18d [2024-12-02 08:38:41,356 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 08:38:41,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i [2024-12-02 08:38:41,365 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data/3b53e2ffe/c4e78d375a014886a80728589b424d06/FLAG2d8c0e18d [2024-12-02 08:38:41,702 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data/3b53e2ffe/c4e78d375a014886a80728589b424d06 [2024-12-02 08:38:41,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 08:38:41,705 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 08:38:41,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 08:38:41,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 08:38:41,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 08:38:41,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@758f2c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41, skipping insertion in model container [2024-12-02 08:38:41,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,722 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 08:38:41,818 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_d7297fb0-eca7-4c49-8410-92ea19fa5b77/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i[915,928] [2024-12-02 08:38:41,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:38:41,874 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 08:38:41,881 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_d7297fb0-eca7-4c49-8410-92ea19fa5b77/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i[915,928] [2024-12-02 08:38:41,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:38:41,919 INFO L204 MainTranslator]: Completed translation [2024-12-02 08:38:41,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41 WrapperNode [2024-12-02 08:38:41,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 08:38:41,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 08:38:41,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 08:38:41,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 08:38:41,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,958 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 177 [2024-12-02 08:38:41,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 08:38:41,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 08:38:41,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 08:38:41,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 08:38:41,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,970 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,983 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]. [2024-12-02 08:38:41,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,990 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,996 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:41,997 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:42,000 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 08:38:42,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 08:38:42,000 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 08:38:42,001 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 08:38:42,001 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (1/1) ... [2024-12-02 08:38:42,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:38:42,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:38:42,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 08:38:42,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 08:38:42,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 08:38:42,045 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 08:38:42,046 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 08:38:42,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 08:38:42,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 08:38:42,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 08:38:42,107 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 08:38:42,109 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 08:38:42,349 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-02 08:38:42,349 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 08:38:42,357 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 08:38:42,358 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 08:38:42,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:38:42 BoogieIcfgContainer [2024-12-02 08:38:42,358 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 08:38:42,360 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 08:38:42,360 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 08:38:42,365 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 08:38:42,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:38:41" (1/3) ... [2024-12-02 08:38:42,365 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27611825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:38:42, skipping insertion in model container [2024-12-02 08:38:42,366 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:41" (2/3) ... [2024-12-02 08:38:42,366 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27611825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:38:42, skipping insertion in model container [2024-12-02 08:38:42,366 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:38:42" (3/3) ... [2024-12-02 08:38:42,367 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-55.i [2024-12-02 08:38:42,382 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 08:38:42,384 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-55.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 08:38:42,437 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 08:38:42,448 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;@6761e3d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 08:38:42,448 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 08:38:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 42 states have internal predecessors, (53), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 08:38:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:38:42,464 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:38:42,464 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:38:42,465 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:38:42,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:38:42,470 INFO L85 PathProgramCache]: Analyzing trace with hash 777860285, now seen corresponding path program 1 times [2024-12-02 08:38:42,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:38:42,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590262478] [2024-12-02 08:38:42,478 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:42,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:38:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-12-02 08:38:42,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:38:42,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590262478] [2024-12-02 08:38:42,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590262478] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:38:42,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1178810486] [2024-12-02 08:38:42,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:42,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:38:42,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:38:42,769 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:38:42,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 08:38:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:42,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 08:38:42,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:38:42,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-12-02 08:38:42,967 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:38:42,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1178810486] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:38:42,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:38:42,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 08:38:42,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301173384] [2024-12-02 08:38:42,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:38:42,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 08:38:42,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:38:42,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 08:38:42,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 08:38:42,991 INFO L87 Difference]: Start difference. First operand has 75 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 42 states have internal predecessors, (53), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 08:38:43,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:38:43,014 INFO L93 Difference]: Finished difference Result 147 states and 258 transitions. [2024-12-02 08:38:43,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 08:38:43,016 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 187 [2024-12-02 08:38:43,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:38:43,021 INFO L225 Difference]: With dead ends: 147 [2024-12-02 08:38:43,022 INFO L226 Difference]: Without dead ends: 71 [2024-12-02 08:38:43,025 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 08:38:43,027 INFO L435 NwaCegarLoop]: 111 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, 111 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 [2024-12-02 08:38:43,027 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 08:38:43,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-12-02 08:38:43,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-12-02 08:38:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 38 states have (on average 1.1842105263157894) internal successors, (45), 38 states have internal predecessors, (45), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 08:38:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 107 transitions. [2024-12-02 08:38:43,062 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 107 transitions. Word has length 187 [2024-12-02 08:38:43,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:38:43,062 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 107 transitions. [2024-12-02 08:38:43,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 08:38:43,062 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2024-12-02 08:38:43,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:38:43,065 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:38:43,065 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:38:43,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 08:38:43,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 08:38:43,266 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:38:43,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:38:43,267 INFO L85 PathProgramCache]: Analyzing trace with hash -646476861, now seen corresponding path program 1 times [2024-12-02 08:38:43,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:38:43,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396789512] [2024-12-02 08:38:43,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:43,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:38:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:44,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 08:38:44,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:38:44,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396789512] [2024-12-02 08:38:44,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396789512] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:38:44,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1097729395] [2024-12-02 08:38:44,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:44,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:38:44,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:38:44,142 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:38:44,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 08:38:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:44,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 08:38:44,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:38:44,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 498 proven. 12 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2024-12-02 08:38:44,452 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 08:38:44,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 08:38:44,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1097729395] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 08:38:44,714 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 08:38:44,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2024-12-02 08:38:44,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726509950] [2024-12-02 08:38:44,714 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 08:38:44,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 08:38:44,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:38:44,716 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 08:38:44,717 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-12-02 08:38:44,717 INFO L87 Difference]: Start difference. First operand 71 states and 107 transitions. Second operand has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 08:38:45,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:38:45,098 INFO L93 Difference]: Finished difference Result 145 states and 216 transitions. [2024-12-02 08:38:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 08:38:45,099 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 187 [2024-12-02 08:38:45,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:38:45,101 INFO L225 Difference]: With dead ends: 145 [2024-12-02 08:38:45,102 INFO L226 Difference]: Without dead ends: 77 [2024-12-02 08:38:45,102 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 371 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2024-12-02 08:38:45,103 INFO L435 NwaCegarLoop]: 69 mSDtfsCounter, 180 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 08:38:45,103 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 142 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 08:38:45,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-12-02 08:38:45,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 75. [2024-12-02 08:38:45,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 41 states have (on average 1.1219512195121952) internal successors, (46), 41 states have internal predecessors, (46), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 08:38:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 108 transitions. [2024-12-02 08:38:45,123 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 108 transitions. Word has length 187 [2024-12-02 08:38:45,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:38:45,124 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 108 transitions. [2024-12-02 08:38:45,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 08:38:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2024-12-02 08:38:45,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:38:45,127 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:38:45,127 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:38:45,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 08:38:45,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-12-02 08:38:45,328 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:38:45,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:38:45,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1455823487, now seen corresponding path program 1 times [2024-12-02 08:38:45,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:38:45,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644174046] [2024-12-02 08:38:45,329 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:45,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:38:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:46,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 08:38:46,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:38:46,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644174046] [2024-12-02 08:38:46,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644174046] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:38:46,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:38:46,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 08:38:46,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476668534] [2024-12-02 08:38:46,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:38:46,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 08:38:46,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:38:46,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 08:38:46,038 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 08:38:46,038 INFO L87 Difference]: Start difference. First operand 75 states and 108 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 08:38:46,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:38:46,387 INFO L93 Difference]: Finished difference Result 191 states and 276 transitions. [2024-12-02 08:38:46,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 08:38:46,388 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 187 [2024-12-02 08:38:46,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:38:46,390 INFO L225 Difference]: With dead ends: 191 [2024-12-02 08:38:46,391 INFO L226 Difference]: Without dead ends: 119 [2024-12-02 08:38:46,391 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:38:46,392 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 112 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 08:38:46,392 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 209 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 08:38:46,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-12-02 08:38:46,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 118. [2024-12-02 08:38:46,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 61 states have (on average 1.0491803278688525) internal successors, (64), 62 states have internal predecessors, (64), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-12-02 08:38:46,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 168 transitions. [2024-12-02 08:38:46,431 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 168 transitions. Word has length 187 [2024-12-02 08:38:46,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:38:46,431 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 168 transitions. [2024-12-02 08:38:46,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 08:38:46,432 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 168 transitions. [2024-12-02 08:38:46,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:38:46,434 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:38:46,434 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:38:46,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 08:38:46,435 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:38:46,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:38:46,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1396718143, now seen corresponding path program 1 times [2024-12-02 08:38:46,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:38:46,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620340827] [2024-12-02 08:38:46,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:46,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:38:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 08:38:46,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [105612465] [2024-12-02 08:38:46,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:46,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:38:46,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:38:46,525 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:38:46,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 08:38:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 08:38:46,706 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 08:38:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 08:38:46,909 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 08:38:46,909 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 08:38:46,910 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 08:38:46,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 08:38:47,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:38:47,116 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-12-02 08:38:47,235 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 08:38:47,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:38:47 BoogieIcfgContainer [2024-12-02 08:38:47,238 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 08:38:47,239 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 08:38:47,239 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 08:38:47,239 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 08:38:47,240 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:38:42" (3/4) ... [2024-12-02 08:38:47,242 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 08:38:47,243 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 08:38:47,243 INFO L158 Benchmark]: Toolchain (without parser) took 5538.05ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 92.7MB in the beginning and 149.6MB in the end (delta: -56.8MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2024-12-02 08:38:47,244 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:38:47,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.81ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 78.7MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 08:38:47,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.86ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:38:47,244 INFO L158 Benchmark]: Boogie Preprocessor took 41.03ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 73.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:38:47,245 INFO L158 Benchmark]: RCFGBuilder took 357.72ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 53.7MB in the end (delta: 19.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 08:38:47,245 INFO L158 Benchmark]: TraceAbstraction took 4878.28ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 53.2MB in the beginning and 149.6MB in the end (delta: -96.4MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2024-12-02 08:38:47,245 INFO L158 Benchmark]: Witness Printer took 3.75ms. Allocated memory is still 192.9MB. Free memory was 149.6MB in the beginning and 149.6MB in the end (delta: 36.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:38:47,247 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 213.81ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 78.7MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.86ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.03ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 73.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 357.72ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 53.7MB in the end (delta: 19.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4878.28ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 53.2MB in the beginning and 149.6MB in the end (delta: -96.4MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. * Witness Printer took 3.75ms. Allocated memory is still 192.9MB. Free memory was 149.6MB in the beginning and 149.6MB in the end (delta: 36.1kB). 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 someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.8; [L23] double var_1_6 = 127.5; [L24] double var_1_7 = 2.6; [L25] double var_1_8 = 4.5; [L26] signed short int var_1_9 = -128; [L27] signed short int var_1_10 = 16; [L28] signed short int var_1_11 = 4; [L29] signed short int var_1_12 = 100; [L30] signed short int var_1_13 = 64; [L31] signed short int var_1_14 = 2; [L32] signed long int var_1_15 = 5; [L33] signed char var_1_17 = -2; [L34] signed char var_1_18 = -4; [L35] signed char var_1_19 = 8; [L36] signed char var_1_20 = 10; [L37] unsigned long int var_1_21 = 25; [L38] unsigned long int var_1_22 = 3797799060; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -4; [L44] signed short int var_1_28 = 24644; [L45] signed char var_1_29 = 1; [L46] signed char var_1_30 = -1; [L47] unsigned char var_1_31 = 0; VAL [isInitial=0, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_6=255/2, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L142] isInitial = 1 [L143] FCALL initially() [L144] int k_loop; [L145] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_6=255/2, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L145] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_6=255/2, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L86] var_1_6 = __VERIFIER_nondet_double() [L87] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L87] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L88] var_1_7 = __VERIFIER_nondet_double() [L89] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_8=9/2, var_1_9=-128] [L89] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_8=9/2, var_1_9=-128] [L90] var_1_8 = __VERIFIER_nondet_double() [L91] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L91] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L92] var_1_10 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L93] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L94] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L94] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L95] var_1_11 = __VERIFIER_nondet_short() [L96] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L96] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L97] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L97] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L98] var_1_12 = __VERIFIER_nondet_short() [L99] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L99] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L100] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L100] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L101] var_1_13 = __VERIFIER_nondet_short() [L102] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L102] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L103] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L103] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L104] var_1_14 = __VERIFIER_nondet_short() [L105] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L105] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L106] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L106] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L107] var_1_18 = __VERIFIER_nondet_char() [L108] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L108] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L109] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L109] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L110] var_1_19 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L111] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L112] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L112] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L113] var_1_20 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L114] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L115] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L115] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L116] var_1_22 = __VERIFIER_nondet_ulong() [L117] CALL assume_abort_if_not(var_1_22 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L117] RET assume_abort_if_not(var_1_22 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L118] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L118] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L119] var_1_24 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L120] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L121] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L121] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L122] var_1_25 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L123] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L124] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L124] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L125] var_1_26 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L126] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L127] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L127] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L128] var_1_28 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L129] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L130] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L130] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L131] var_1_30 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L132] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L133] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L133] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L147] RET updateVariables() [L148] CALL step() [L51] var_1_9 = (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14)))) [L52] var_1_17 = (var_1_18 + (var_1_19 - var_1_20)) [L53] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20) [L54] var_1_31 = var_1_26 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-3, var_1_18=-63, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_9=0] [L55] COND FALSE !(var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) [L62] var_1_1 = var_1_7 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-3, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_7=2, var_1_9=0] [L64] COND FALSE !(\read(var_1_31)) [L67] var_1_23 = (var_1_24 && (var_1_25 && var_1_26)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-3, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_7=2, var_1_9=0] [L69] COND FALSE !((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) [L76] var_1_27 = ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-3, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_7=2, var_1_9=0] [L78] COND FALSE !(\read(var_1_23)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-3, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_7=2, var_1_9=0] [L81] COND FALSE !(\read(var_1_23)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-3, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_7=2, var_1_9=0] [L148] RET step() [L149] CALL, EXPR property() [L138-L139] return (((((((((var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) ? ((var_1_29 > var_1_29) ? (var_1_1 == ((double) (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) + var_1_8))) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_7))) && (var_1_9 == ((signed short int) (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14))))))) && (var_1_23 ? (var_1_15 == ((signed long int) (var_1_14 - var_1_13))) : 1)) && (var_1_17 == ((signed char) (var_1_18 + (var_1_19 - var_1_20))))) && (var_1_23 ? (var_1_21 == ((unsigned long int) ((var_1_22 - (1000000000u - var_1_13)) - var_1_14))) : 1)) && (var_1_31 ? (var_1_23 == ((unsigned char) (var_1_24 && var_1_25))) : (var_1_23 == ((unsigned char) (var_1_24 && (var_1_25 && var_1_26)))))) && (((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) ? (var_1_31 ? (var_1_27 == ((signed short int) (var_1_19 - var_1_12))) : (var_1_27 == ((signed short int) (var_1_13 - (var_1_28 - (var_1_20 + var_1_19)))))) : (var_1_27 == ((signed short int) ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))))))) && (var_1_29 == ((signed char) (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20)))) && (var_1_31 == ((unsigned char) var_1_26)) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-3, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_7=2, var_1_9=0] [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-3, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_7=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-3, var_1_18=-63, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_7=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 4, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 322 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 292 mSDsluCounter, 462 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 124 mSDsCounter, 203 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 238 IncrementalHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 203 mSolverCounterUnsat, 338 mSDtfsCounter, 238 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 580 GetRequests, 564 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=118occurred in iteration=3, 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, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1309 NumberOfCodeBlocks, 1309 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1116 ConstructedInterpolants, 0 QuantifiedInterpolants, 1424 SizeOfPredicates, 2 NumberOfNonLiveVariables, 846 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 11064/11160 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 08:38:47,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1 --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 de1fbf367ada53f961df067d70787da2faa8a89922a9e8e492dc1c883e977a05 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 08:38:49,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 08:38:49,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 08:38:49,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 08:38:49,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 08:38:49,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 08:38:49,389 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 08:38:49,389 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 08:38:49,389 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 08:38:49,390 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 08:38:49,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 08:38:49,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 08:38:49,390 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 08:38:49,390 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 08:38:49,390 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 08:38:49,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 08:38:49,391 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 08:38:49,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 08:38:49,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 08:38:49,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 08:38:49,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 08:38:49,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 08:38:49,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 08:38:49,391 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 08:38:49,391 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 08:38:49,392 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 08:38:49,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 08:38:49,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 08:38:49,392 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 08:38:49,392 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 08:38:49,392 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 08:38:49,392 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:38:49,392 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:38:49,392 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:38:49,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:38:49,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:38:49,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 08:38:49,393 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 08:38:49,394 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 08:38:49,394 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 08:38:49,394 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 08:38:49,394 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_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1 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 -> de1fbf367ada53f961df067d70787da2faa8a89922a9e8e492dc1c883e977a05 [2024-12-02 08:38:49,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 08:38:49,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 08:38:49,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 08:38:49,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 08:38:49,649 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 08:38:49,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i [2024-12-02 08:38:52,397 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data/d88ba14c8/dacb3c4fb75f4350baef5242bccc6069/FLAG2d9f63ad1 [2024-12-02 08:38:52,613 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 08:38:52,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i [2024-12-02 08:38:52,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data/d88ba14c8/dacb3c4fb75f4350baef5242bccc6069/FLAG2d9f63ad1 [2024-12-02 08:38:52,634 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/data/d88ba14c8/dacb3c4fb75f4350baef5242bccc6069 [2024-12-02 08:38:52,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 08:38:52,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 08:38:52,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 08:38:52,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 08:38:52,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 08:38:52,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:52,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5155ee9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52, skipping insertion in model container [2024-12-02 08:38:52,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:52,667 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 08:38:52,802 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_d7297fb0-eca7-4c49-8410-92ea19fa5b77/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i[915,928] [2024-12-02 08:38:52,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:38:52,880 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 08:38:52,889 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_d7297fb0-eca7-4c49-8410-92ea19fa5b77/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-55.i[915,928] [2024-12-02 08:38:52,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:38:52,937 INFO L204 MainTranslator]: Completed translation [2024-12-02 08:38:52,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52 WrapperNode [2024-12-02 08:38:52,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 08:38:52,939 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 08:38:52,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 08:38:52,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 08:38:52,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:52,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:52,983 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-12-02 08:38:52,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 08:38:52,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 08:38:52,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 08:38:52,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 08:38:52,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:52,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:52,998 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:53,007 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]. [2024-12-02 08:38:53,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:53,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:53,016 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:53,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:53,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:53,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:53,024 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:53,028 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 08:38:53,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 08:38:53,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 08:38:53,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 08:38:53,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (1/1) ... [2024-12-02 08:38:53,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:38:53,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:38:53,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 08:38:53,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 08:38:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 08:38:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 08:38:53,097 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 08:38:53,098 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 08:38:53,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 08:38:53,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 08:38:53,190 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 08:38:53,193 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 08:38:53,578 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-02 08:38:53,578 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 08:38:53,589 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 08:38:53,589 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 08:38:53,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:38:53 BoogieIcfgContainer [2024-12-02 08:38:53,590 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 08:38:53,592 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 08:38:53,592 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 08:38:53,597 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 08:38:53,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:38:52" (1/3) ... [2024-12-02 08:38:53,598 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12a32bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:38:53, skipping insertion in model container [2024-12-02 08:38:53,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:38:52" (2/3) ... [2024-12-02 08:38:53,598 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12a32bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:38:53, skipping insertion in model container [2024-12-02 08:38:53,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:38:53" (3/3) ... [2024-12-02 08:38:53,600 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-55.i [2024-12-02 08:38:53,612 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 08:38:53,614 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-55.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 08:38:53,668 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 08:38:53,679 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;@6b8b1caa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 08:38:53,679 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 08:38:53,683 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 42 states have internal predecessors, (53), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 08:38:53,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:38:53,697 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:38:53,697 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:38:53,698 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:38:53,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:38:53,703 INFO L85 PathProgramCache]: Analyzing trace with hash 777860285, now seen corresponding path program 1 times [2024-12-02 08:38:53,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 08:38:53,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1607061888] [2024-12-02 08:38:53,713 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:53,713 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 [2024-12-02 08:38:53,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 08:38:53,715 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 08:38:53,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 08:38:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:53,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 08:38:53,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:38:53,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 896 proven. 0 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2024-12-02 08:38:53,984 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:38:53,985 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 08:38:53,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1607061888] [2024-12-02 08:38:53,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1607061888] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:38:53,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:38:53,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 08:38:53,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634115318] [2024-12-02 08:38:53,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:38:53,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 08:38:53,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 08:38:54,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 08:38:54,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 08:38:54,013 INFO L87 Difference]: Start difference. First operand has 75 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 42 states have internal predecessors, (53), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 08:38:54,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:38:54,042 INFO L93 Difference]: Finished difference Result 147 states and 258 transitions. [2024-12-02 08:38:54,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 08:38:54,044 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 187 [2024-12-02 08:38:54,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:38:54,050 INFO L225 Difference]: With dead ends: 147 [2024-12-02 08:38:54,050 INFO L226 Difference]: Without dead ends: 71 [2024-12-02 08:38:54,053 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 08:38:54,055 INFO L435 NwaCegarLoop]: 111 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, 111 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 [2024-12-02 08:38:54,055 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 08:38:54,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-12-02 08:38:54,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-12-02 08:38:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 38 states have (on average 1.1842105263157894) internal successors, (45), 38 states have internal predecessors, (45), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 08:38:54,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 107 transitions. [2024-12-02 08:38:54,102 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 107 transitions. Word has length 187 [2024-12-02 08:38:54,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:38:54,103 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 107 transitions. [2024-12-02 08:38:54,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 08:38:54,103 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2024-12-02 08:38:54,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:38:54,107 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:38:54,107 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:38:54,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 08:38:54,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 08:38:54,308 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:38:54,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:38:54,309 INFO L85 PathProgramCache]: Analyzing trace with hash -646476861, now seen corresponding path program 1 times [2024-12-02 08:38:54,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 08:38:54,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [547163415] [2024-12-02 08:38:54,309 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:54,310 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 [2024-12-02 08:38:54,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 08:38:54,311 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 08:38:54,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 08:38:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:54,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 08:38:54,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:38:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 498 proven. 12 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2024-12-02 08:38:54,650 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 08:38:54,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 08:38:54,950 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 08:38:54,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [547163415] [2024-12-02 08:38:54,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [547163415] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 08:38:54,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 08:38:54,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 08:38:54,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266224489] [2024-12-02 08:38:54,951 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 08:38:54,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 08:38:54,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 08:38:54,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 08:38:54,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 08:38:54,954 INFO L87 Difference]: Start difference. First operand 71 states and 107 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 08:38:55,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:38:55,601 INFO L93 Difference]: Finished difference Result 145 states and 216 transitions. [2024-12-02 08:38:55,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 08:38:55,606 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 187 [2024-12-02 08:38:55,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:38:55,609 INFO L225 Difference]: With dead ends: 145 [2024-12-02 08:38:55,609 INFO L226 Difference]: Without dead ends: 77 [2024-12-02 08:38:55,609 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 366 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2024-12-02 08:38:55,610 INFO L435 NwaCegarLoop]: 69 mSDtfsCounter, 121 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 08:38:55,611 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 141 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 08:38:55,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-12-02 08:38:55,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 75. [2024-12-02 08:38:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 41 states have (on average 1.1219512195121952) internal successors, (46), 41 states have internal predecessors, (46), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 08:38:55,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 108 transitions. [2024-12-02 08:38:55,628 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 108 transitions. Word has length 187 [2024-12-02 08:38:55,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:38:55,629 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 108 transitions. [2024-12-02 08:38:55,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 08:38:55,630 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2024-12-02 08:38:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:38:55,633 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:38:55,633 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:38:55,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 08:38:55,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 08:38:55,833 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:38:55,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:38:55,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1455823487, now seen corresponding path program 1 times [2024-12-02 08:38:55,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 08:38:55,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1537095459] [2024-12-02 08:38:55,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:55,835 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 [2024-12-02 08:38:55,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 08:38:55,837 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 08:38:55,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 08:38:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:55,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 08:38:55,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:38:56,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 498 proven. 12 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2024-12-02 08:38:56,140 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 08:38:56,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 08:38:56,393 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 08:38:56,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1537095459] [2024-12-02 08:38:56,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1537095459] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 08:38:56,393 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 08:38:56,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 08:38:56,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42898531] [2024-12-02 08:38:56,394 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 08:38:56,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 08:38:56,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 08:38:56,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 08:38:56,396 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 08:38:56,396 INFO L87 Difference]: Start difference. First operand 75 states and 108 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 08:38:57,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:38:57,372 INFO L93 Difference]: Finished difference Result 213 states and 309 transitions. [2024-12-02 08:38:57,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 08:38:57,372 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 187 [2024-12-02 08:38:57,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:38:57,375 INFO L225 Difference]: With dead ends: 213 [2024-12-02 08:38:57,375 INFO L226 Difference]: Without dead ends: 141 [2024-12-02 08:38:57,376 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 366 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2024-12-02 08:38:57,377 INFO L435 NwaCegarLoop]: 121 mSDtfsCounter, 134 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 08:38:57,377 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 290 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 08:38:57,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-12-02 08:38:57,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 75. [2024-12-02 08:38:57,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 41 states have internal predecessors, (44), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 08:38:57,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2024-12-02 08:38:57,394 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 187 [2024-12-02 08:38:57,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:38:57,395 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2024-12-02 08:38:57,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-12-02 08:38:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2024-12-02 08:38:57,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 08:38:57,399 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:38:57,399 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:38:57,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 08:38:57,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 08:38:57,600 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:38:57,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:38:57,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1396718143, now seen corresponding path program 1 times [2024-12-02 08:38:57,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 08:38:57,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [393916899] [2024-12-02 08:38:57,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:57,601 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 [2024-12-02 08:38:57,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 08:38:57,603 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 08:38:57,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7297fb0-eca7-4c49-8410-92ea19fa5b77/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 08:38:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:58,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-02 08:38:58,565 INFO L279 TraceCheckSpWp]: Computing forward predicates...