./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'd4502a09464b29bf00952bf3323a73b5690388bf06e82f0cd90fbd1bfdf0148c'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 d4502a09464b29bf00952bf3323a73b5690388bf06e82f0cd90fbd1bfdf0148c --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 06:49:48,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 06:49:48,449 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 06:49:48,456 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 06:49:48,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 06:49:48,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 06:49:48,481 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 06:49:48,481 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 06:49:48,482 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 06:49:48,482 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 06:49:48,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 06:49:48,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 06:49:48,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 06:49:48,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 06:49:48,483 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 06:49:48,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 06:49:48,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 06:49:48,484 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 06:49:48,484 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 06:49:48,484 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 06:49:48,484 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 06:49:48,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 06:49:48,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 06:49:48,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 06:49:48,484 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 06:49:48,485 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 06:49:48,485 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 06:49:48,485 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 06:49:48,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 06:49:48,485 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 06:49:48,485 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 06:49:48,485 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 06:49:48,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:49:48,486 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 06:49:48,486 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 06:49:48,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 06:49:48,486 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 06:49:48,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 06:49:48,486 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 06:49:48,486 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 06:49:48,486 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 06:49:48,486 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 06:49:48,487 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> d4502a09464b29bf00952bf3323a73b5690388bf06e82f0cd90fbd1bfdf0148c [2024-11-07 06:49:48,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 06:49:48,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 06:49:48,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 06:49:48,780 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 06:49:48,781 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 06:49:48,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2024-11-07 06:49:50,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 06:49:50,295 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 06:49:50,296 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2024-11-07 06:49:50,303 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/150daa82f/36ee8dc733c94efa969f3a9b113448dc/FLAGa50fcc855 [2024-11-07 06:49:50,317 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/150daa82f/36ee8dc733c94efa969f3a9b113448dc [2024-11-07 06:49:50,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 06:49:50,321 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 06:49:50,322 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 06:49:50,322 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 06:49:50,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 06:49:50,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a6a261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50, skipping insertion in model container [2024-11-07 06:49:50,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,348 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 06:49:50,475 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i[918,931] [2024-11-07 06:49:50,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:49:50,553 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 06:49:50,568 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i[918,931] [2024-11-07 06:49:50,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:49:50,640 INFO L204 MainTranslator]: Completed translation [2024-11-07 06:49:50,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50 WrapperNode [2024-11-07 06:49:50,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 06:49:50,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 06:49:50,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 06:49:50,643 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 06:49:50,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,704 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-07 06:49:50,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 06:49:50,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 06:49:50,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 06:49:50,707 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 06:49:50,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,723 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,752 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-07 06:49:50,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,772 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,775 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 06:49:50,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 06:49:50,781 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 06:49:50,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 06:49:50,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (1/1) ... [2024-11-07 06:49:50,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:49:50,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:49:50,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 06:49:50,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 06:49:50,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 06:49:50,838 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 06:49:50,838 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 06:49:50,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 06:49:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 06:49:50,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 06:49:50,929 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 06:49:50,932 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 06:49:51,342 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-07 06:49:51,342 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 06:49:51,355 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 06:49:51,357 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 06:49:51,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:49:51 BoogieIcfgContainer [2024-11-07 06:49:51,357 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 06:49:51,360 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 06:49:51,360 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 06:49:51,365 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 06:49:51,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:49:50" (1/3) ... [2024-11-07 06:49:51,367 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9ca2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:49:51, skipping insertion in model container [2024-11-07 06:49:51,367 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:50" (2/3) ... [2024-11-07 06:49:51,367 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9ca2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:49:51, skipping insertion in model container [2024-11-07 06:49:51,367 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:49:51" (3/3) ... [2024-11-07 06:49:51,369 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2024-11-07 06:49:51,382 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 06:49:51,383 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 06:49:51,452 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 06:49:51,461 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;@5c164527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 06:49:51,461 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 06:49:51,468 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 57 states have (on average 1.5263157894736843) internal successors, (87), 58 states have internal predecessors, (87), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 06:49:51,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-07 06:49:51,481 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:49:51,482 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 06:49:51,482 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:49:51,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:49:51,487 INFO L85 PathProgramCache]: Analyzing trace with hash -275559581, now seen corresponding path program 1 times [2024-11-07 06:49:51,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:49:51,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059910638] [2024-11-07 06:49:51,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:49:51,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:49:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:49:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 06:49:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 06:49:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 06:49:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-07 06:49:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 06:49:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-07 06:49:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-07 06:49:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 06:49:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 06:49:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 06:49:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-07 06:49:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 06:49:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 06:49:51,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 06:49:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 06:49:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 06:49:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 06:49:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 06:49:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:51,877 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-07 06:49:51,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:49:51,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059910638] [2024-11-07 06:49:51,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059910638] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:49:51,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:49:51,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 06:49:51,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748221762] [2024-11-07 06:49:51,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:49:51,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 06:49:51,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:49:51,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 06:49:51,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:49:51,907 INFO L87 Difference]: Start difference. First operand has 79 states, 57 states have (on average 1.5263157894736843) internal successors, (87), 58 states have internal predecessors, (87), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 06:49:51,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:49:51,939 INFO L93 Difference]: Finished difference Result 151 states and 263 transitions. [2024-11-07 06:49:51,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 06:49:51,940 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 132 [2024-11-07 06:49:51,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:49:51,947 INFO L225 Difference]: With dead ends: 151 [2024-11-07 06:49:51,947 INFO L226 Difference]: Without dead ends: 75 [2024-11-07 06:49:51,952 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:49:51,955 INFO L432 NwaCegarLoop]: 116 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, 116 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 06:49:51,955 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 06:49:51,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-07 06:49:51,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-07 06:49:51,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 06:49:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 116 transitions. [2024-11-07 06:49:52,002 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 116 transitions. Word has length 132 [2024-11-07 06:49:52,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:49:52,003 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 116 transitions. [2024-11-07 06:49:52,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 06:49:52,003 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2024-11-07 06:49:52,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 06:49:52,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:49:52,006 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 06:49:52,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 06:49:52,006 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:49:52,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:49:52,007 INFO L85 PathProgramCache]: Analyzing trace with hash -460162070, now seen corresponding path program 1 times [2024-11-07 06:49:52,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:49:52,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769629681] [2024-11-07 06:49:52,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:49:52,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:49:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 06:49:52,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [83418489] [2024-11-07 06:49:52,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:49:52,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:49:52,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:49:52,275 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 06:49:52,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 06:49:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:49:52,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 06:49:52,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:49:53,098 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-11-07 06:49:53,098 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 06:49:53,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:49:53,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769629681] [2024-11-07 06:49:53,101 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 06:49:53,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [83418489] [2024-11-07 06:49:53,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [83418489] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:49:53,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:49:53,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 06:49:53,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258302996] [2024-11-07 06:49:53,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:49:53,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 06:49:53,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:49:53,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 06:49:53,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 06:49:53,104 INFO L87 Difference]: Start difference. First operand 75 states and 116 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 06:49:53,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:49:53,343 INFO L93 Difference]: Finished difference Result 189 states and 289 transitions. [2024-11-07 06:49:53,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 06:49:53,347 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 133 [2024-11-07 06:49:53,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:49:53,349 INFO L225 Difference]: With dead ends: 189 [2024-11-07 06:49:53,349 INFO L226 Difference]: Without dead ends: 117 [2024-11-07 06:49:53,349 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 06:49:53,350 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 164 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 06:49:53,352 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 173 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 06:49:53,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-07 06:49:53,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 114. [2024-11-07 06:49:53,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 83 states have (on average 1.4096385542168675) internal successors, (117), 84 states have internal predecessors, (117), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-07 06:49:53,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 173 transitions. [2024-11-07 06:49:53,372 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 173 transitions. Word has length 133 [2024-11-07 06:49:53,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:49:53,372 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 173 transitions. [2024-11-07 06:49:53,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 06:49:53,373 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 173 transitions. [2024-11-07 06:49:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-07 06:49:53,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:49:53,374 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 06:49:53,394 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 06:49:53,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:49:53,576 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:49:53,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:49:53,576 INFO L85 PathProgramCache]: Analyzing trace with hash -874849578, now seen corresponding path program 1 times [2024-11-07 06:49:53,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:49:53,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561019086] [2024-11-07 06:49:53,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:49:53,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:49:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 06:49:53,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1812802566] [2024-11-07 06:49:53,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:49:53,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:49:53,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:49:53,761 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 06:49:53,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 06:49:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 06:49:54,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 06:49:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 06:49:54,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 06:49:54,302 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 06:49:54,303 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 06:49:54,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-07 06:49:54,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:49:54,508 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-07 06:49:54,624 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 06:49:54,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:49:54 BoogieIcfgContainer [2024-11-07 06:49:54,629 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 06:49:54,629 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 06:49:54,630 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 06:49:54,631 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 06:49:54,631 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:49:51" (3/4) ... [2024-11-07 06:49:54,633 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 06:49:54,634 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 06:49:54,635 INFO L158 Benchmark]: Toolchain (without parser) took 4313.86ms. Allocated memory is still 109.1MB. Free memory was 85.2MB in the beginning and 45.0MB in the end (delta: 40.2MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2024-11-07 06:49:54,635 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 48.1MB in the end (delta: 77.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:49:54,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.45ms. Allocated memory is still 109.1MB. Free memory was 85.0MB in the beginning and 70.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 06:49:54,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.08ms. Allocated memory is still 109.1MB. Free memory was 70.2MB in the beginning and 67.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:49:54,637 INFO L158 Benchmark]: Boogie Preprocessor took 73.14ms. Allocated memory is still 109.1MB. Free memory was 67.2MB in the beginning and 63.6MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 06:49:54,637 INFO L158 Benchmark]: RCFGBuilder took 577.72ms. Allocated memory is still 109.1MB. Free memory was 63.6MB in the beginning and 42.4MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 06:49:54,637 INFO L158 Benchmark]: TraceAbstraction took 3268.69ms. Allocated memory is still 109.1MB. Free memory was 41.9MB in the beginning and 45.0MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:49:54,637 INFO L158 Benchmark]: Witness Printer took 4.50ms. Allocated memory is still 109.1MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 14.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:49:54,641 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 48.1MB in the end (delta: 77.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.45ms. Allocated memory is still 109.1MB. Free memory was 85.0MB in the beginning and 70.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.08ms. Allocated memory is still 109.1MB. Free memory was 70.2MB in the beginning and 67.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.14ms. Allocated memory is still 109.1MB. Free memory was 67.2MB in the beginning and 63.6MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 577.72ms. Allocated memory is still 109.1MB. Free memory was 63.6MB in the beginning and 42.4MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3268.69ms. Allocated memory is still 109.1MB. Free memory was 41.9MB in the beginning and 45.0MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.50ms. Allocated memory is still 109.1MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 14.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryArithmeticDOUBLEoperation at line 129, overapproximation of someUnaryDOUBLEoperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 169, overapproximation of someBinaryArithmeticFLOAToperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.95; [L23] float var_1_4 = 9999999.8; [L24] float var_1_5 = 8.6; [L25] unsigned long int var_1_6 = 10000; [L26] double var_1_8 = 64.5; [L27] float var_1_10 = 255.25; [L28] float var_1_11 = 7.5; [L29] float var_1_12 = 0.0; [L30] float var_1_13 = 64.8; [L31] double var_1_14 = 127.75; [L32] signed char var_1_15 = 8; [L33] signed char var_1_16 = 32; [L34] unsigned char var_1_17 = 0; [L35] unsigned char var_1_18 = 0; [L36] double var_1_19 = 2.25; [L37] unsigned char var_1_20 = 0; [L38] unsigned short int var_1_21 = 256; [L39] float var_1_22 = 256.5; [L40] signed char var_1_27 = -64; [L41] signed char var_1_30 = -10; [L42] unsigned long int var_1_31 = 8; [L43] double var_1_32 = 499.75; [L44] double var_1_36 = 3.15; [L45] unsigned char var_1_38 = 8; [L46] float var_1_40 = 255.8; [L47] signed short int var_1_41 = 256; [L48] signed char var_1_42 = -32; [L49] unsigned long int last_1_var_1_6 = 10000; VAL [isInitial=0, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_4=49999999/5, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L173] isInitial = 1 [L174] FCALL initially() [L175] COND TRUE 1 [L176] CALL updateLastVariables() [L166] last_1_var_1_6 = var_1_6 VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_4=49999999/5, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L176] RET updateLastVariables() [L177] CALL updateVariables() [L133] var_1_4 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L134] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L135] var_1_5 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L136] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L137] var_1_8 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L138] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L139] var_1_11 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L140] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L141] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L141] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L142] var_1_12 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L143] RET assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L144] var_1_13 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L145] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L146] var_1_15 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L147] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L148] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L148] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L149] var_1_16 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L150] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L151] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L151] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L152] var_1_18 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L153] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L154] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L154] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L155] var_1_30 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_30 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L156] RET assume_abort_if_not(var_1_30 >= -127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L157] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L157] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L158] var_1_36 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L159] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L160] var_1_42 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_42 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L161] RET assume_abort_if_not(var_1_42 >= -128) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L162] CALL assume_abort_if_not(var_1_42 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L162] RET assume_abort_if_not(var_1_42 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L163] CALL assume_abort_if_not(var_1_42 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L163] RET assume_abort_if_not(var_1_42 != 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L177] RET updateVariables() [L178] CALL step() [L53] COND TRUE var_1_6 >= var_1_16 [L54] var_1_22 = (var_1_13 + var_1_13) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L56] COND FALSE !(((var_1_4 + 127.75f) * var_1_13) < var_1_13) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L61] COND FALSE !(var_1_20 < (~ var_1_30)) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L66] COND FALSE !(var_1_13 == var_1_13) [L73] var_1_32 = (((((((var_1_12 - 9.5) < 0 ) ? -(var_1_12 - 9.5) : (var_1_12 - 9.5))) < 0 ) ? -((((var_1_12 - 9.5) < 0 ) ? -(var_1_12 - 9.5) : (var_1_12 - 9.5))) : ((((var_1_12 - 9.5) < 0 ) ? -(var_1_12 - 9.5) : (var_1_12 - 9.5))))) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L75] COND FALSE !(! (var_1_4 <= var_1_36)) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L78] EXPR (var_1_16 >> 4) & var_1_16 VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-3, var_1_6=10000] [L78] COND TRUE 128 != ((var_1_16 >> 4) & var_1_16) [L79] var_1_40 = ((((var_1_36) > (var_1_4)) ? (var_1_36) : (var_1_4))) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=256, var_1_42=-3, var_1_4=0, var_1_6=10000] [L81] COND TRUE (var_1_16 / var_1_42) < var_1_20 [L82] var_1_41 = ((((((((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) < 0 ) ? -((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) : ((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))) < 0 ) ? -(((((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) < 0 ) ? -((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) : ((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))) : (((((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) < 0 ) ? -((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) : ((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))))) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_6=10000] [L86] COND TRUE (var_1_15 - ((((0) < (var_1_16)) ? (0) : (var_1_16)))) > last_1_var_1_6 [L87] var_1_14 = var_1_12 VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_6=10000] [L89] COND TRUE (var_1_5 / var_1_11) >= (var_1_8 - var_1_4) [L90] var_1_10 = (((((var_1_5 - (var_1_12 - var_1_13))) < (var_1_4)) ? ((var_1_5 - (var_1_12 - var_1_13))) : (var_1_4))) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_6=10000] [L94] var_1_20 = var_1_16 [L95] var_1_21 = var_1_16 VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_6=10000] [L96] COND TRUE var_1_21 <= (var_1_16 * var_1_20) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_6=10000] [L97] COND TRUE (var_1_5 + var_1_14) <= 127.025f [L98] var_1_17 = var_1_18 VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_6=10000] [L105] unsigned char stepLocal_0 = var_1_20 != var_1_20; VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_6=10000] [L106] COND FALSE !(\read(var_1_17)) [L117] var_1_6 = var_1_20 VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_6=4] [L119] COND TRUE var_1_6 <= var_1_6 VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_6=4] [L120] COND FALSE !(var_1_6 > var_1_6) [L123] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=6, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_5=6, var_1_6=4] [L128] COND TRUE var_1_1 < var_1_11 [L129] var_1_19 = (var_1_13 - 256.4) VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=6, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_5=6, var_1_6=4] [L178] RET step() [L179] CALL, EXPR property() [L169-L170] return ((((((((var_1_6 <= var_1_6) ? ((var_1_6 > var_1_6) ? (var_1_1 == ((float) (var_1_4 - var_1_5))) : (var_1_1 == ((float) var_1_5))) : (var_1_1 == ((float) var_1_4))) && (var_1_17 ? ((((((var_1_14) > (((((var_1_5) > (199.78)) ? (var_1_5) : (199.78))))) ? (var_1_14) : (((((var_1_5) > (199.78)) ? (var_1_5) : (199.78)))))) != (var_1_4 - var_1_8)) ? (((var_1_20 != var_1_20) || var_1_17) ? (var_1_6 == ((unsigned long int) var_1_20)) : (var_1_6 == ((unsigned long int) 5u))) : (var_1_6 == ((unsigned long int) var_1_20))) : (var_1_6 == ((unsigned long int) var_1_20)))) && (((var_1_5 / var_1_11) >= (var_1_8 - var_1_4)) ? (var_1_10 == ((float) (((((var_1_5 - (var_1_12 - var_1_13))) < (var_1_4)) ? ((var_1_5 - (var_1_12 - var_1_13))) : (var_1_4))))) : (var_1_10 == ((float) 4.2f)))) && (((var_1_15 - ((((0) < (var_1_16)) ? (0) : (var_1_16)))) > last_1_var_1_6) ? (var_1_14 == ((double) var_1_12)) : 1)) && ((var_1_21 <= (var_1_16 * var_1_20)) ? (((var_1_5 + var_1_14) <= 127.025f) ? (var_1_17 == ((unsigned char) var_1_18)) : (var_1_17 == ((unsigned char) var_1_18))) : (var_1_17 == ((unsigned char) var_1_18)))) && ((var_1_1 < var_1_11) ? (var_1_19 == ((double) (var_1_13 - 256.4))) : 1)) && (var_1_20 == ((unsigned char) var_1_16))) && (var_1_21 == ((unsigned short int) var_1_16)) ; VAL [\result=0, isInitial=1, last_1_var_1_6=10000, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=6, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_5=6, var_1_6=4] [L179] RET, EXPR property() [L179] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=6, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_5=6, var_1_6=4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=5, var_1_12=4, var_1_14=4, var_1_15=-1, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=6, var_1_20=4, var_1_21=4, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=2, var_1_36=3, var_1_38=8, var_1_40=3, var_1_41=10000, var_1_42=-3, var_1_4=0, var_1_5=6, var_1_6=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 3, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 164 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 164 mSDsluCounter, 289 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 98 IncrementalHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 233 mSDtfsCounter, 98 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=2, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 666 NumberOfCodeBlocks, 666 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 416 SizeOfPredicates, 3 NumberOfNonLiveVariables, 324 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1368/1368 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-07 06:49:54,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 d4502a09464b29bf00952bf3323a73b5690388bf06e82f0cd90fbd1bfdf0148c --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 06:49:56,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 06:49:56,942 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-07 06:49:56,950 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 06:49:56,951 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 06:49:56,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 06:49:56,981 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 06:49:56,982 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 06:49:56,982 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 06:49:56,982 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 06:49:56,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 06:49:56,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 06:49:56,984 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 06:49:56,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 06:49:56,984 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 06:49:56,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 06:49:56,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 06:49:56,985 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 06:49:56,985 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 06:49:56,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 06:49:56,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 06:49:56,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 06:49:56,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 06:49:56,986 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 06:49:56,986 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 06:49:56,986 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 06:49:56,986 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 06:49:56,986 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 06:49:56,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 06:49:56,987 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 06:49:56,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 06:49:56,987 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 06:49:56,987 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 06:49:56,987 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 06:49:56,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:49:56,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 06:49:56,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 06:49:56,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 06:49:56,988 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 06:49:56,989 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 06:49:56,989 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 06:49:56,989 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 06:49:56,989 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 06:49:56,989 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 06:49:56,989 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> d4502a09464b29bf00952bf3323a73b5690388bf06e82f0cd90fbd1bfdf0148c [2024-11-07 06:49:57,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 06:49:57,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 06:49:57,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 06:49:57,322 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 06:49:57,322 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 06:49:57,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2024-11-07 06:49:58,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 06:49:58,963 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 06:49:58,964 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2024-11-07 06:49:58,973 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f31890974/4fb176d7c857466d98860b447608f269/FLAG177766361 [2024-11-07 06:49:58,998 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f31890974/4fb176d7c857466d98860b447608f269 [2024-11-07 06:49:59,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 06:49:59,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 06:49:59,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 06:49:59,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 06:49:59,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 06:49:59,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:49:58" (1/1) ... [2024-11-07 06:49:59,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56bbd43a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59, skipping insertion in model container [2024-11-07 06:49:59,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:49:58" (1/1) ... [2024-11-07 06:49:59,032 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 06:49:59,178 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i[918,931] [2024-11-07 06:49:59,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:49:59,275 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 06:49:59,290 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i[918,931] [2024-11-07 06:49:59,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:49:59,365 INFO L204 MainTranslator]: Completed translation [2024-11-07 06:49:59,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59 WrapperNode [2024-11-07 06:49:59,366 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 06:49:59,367 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 06:49:59,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 06:49:59,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 06:49:59,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,434 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 165 [2024-11-07 06:49:59,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 06:49:59,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 06:49:59,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 06:49:59,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 06:49:59,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,450 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,478 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-07 06:49:59,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,505 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,517 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 06:49:59,518 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 06:49:59,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 06:49:59,518 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 06:49:59,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (1/1) ... [2024-11-07 06:49:59,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:49:59,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:49:59,551 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 06:49:59,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 06:49:59,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 06:49:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-07 06:49:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 06:49:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 06:49:59,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 06:49:59,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 06:49:59,661 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 06:49:59,663 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 06:50:17,118 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-07 06:50:17,118 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 06:50:17,127 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 06:50:17,128 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 06:50:17,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:50:17 BoogieIcfgContainer [2024-11-07 06:50:17,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 06:50:17,131 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 06:50:17,131 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 06:50:17,136 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 06:50:17,136 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:49:58" (1/3) ... [2024-11-07 06:50:17,137 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0da392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:50:17, skipping insertion in model container [2024-11-07 06:50:17,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:49:59" (2/3) ... [2024-11-07 06:50:17,137 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0da392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:50:17, skipping insertion in model container [2024-11-07 06:50:17,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:50:17" (3/3) ... [2024-11-07 06:50:17,138 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2024-11-07 06:50:17,151 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 06:50:17,151 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 06:50:17,205 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 06:50:17,217 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;@1370e9eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 06:50:17,217 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 06:50:17,224 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 06:50:17,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-07 06:50:17,237 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:50:17,237 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 06:50:17,238 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:50:17,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:50:17,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1162512633, now seen corresponding path program 1 times [2024-11-07 06:50:17,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:50:17,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [661358864] [2024-11-07 06:50:17,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:50:17,256 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 06:50:17,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:50:17,261 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 06:50:17,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-07 06:50:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:50:18,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-07 06:50:18,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:50:18,107 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-11-07 06:50:18,108 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 06:50:18,110 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:50:18,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [661358864] [2024-11-07 06:50:18,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [661358864] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:50:18,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:50:18,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 06:50:18,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444637339] [2024-11-07 06:50:18,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:50:18,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 06:50:18,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:50:18,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 06:50:18,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:50:18,131 INFO L87 Difference]: Start difference. First operand has 73 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 06:50:18,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:50:18,157 INFO L93 Difference]: Finished difference Result 139 states and 243 transitions. [2024-11-07 06:50:18,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 06:50:18,159 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2024-11-07 06:50:18,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:50:18,164 INFO L225 Difference]: With dead ends: 139 [2024-11-07 06:50:18,165 INFO L226 Difference]: Without dead ends: 69 [2024-11-07 06:50:18,169 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:50:18,172 INFO L432 NwaCegarLoop]: 104 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, 104 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 06:50:18,173 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 06:50:18,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-07 06:50:18,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-07 06:50:18,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 06:50:18,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2024-11-07 06:50:18,215 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 131 [2024-11-07 06:50:18,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:50:18,216 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2024-11-07 06:50:18,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 06:50:18,216 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2024-11-07 06:50:18,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-07 06:50:18,223 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:50:18,223 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 06:50:18,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-07 06:50:18,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 06:50:18,424 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:50:18,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:50:18,425 INFO L85 PathProgramCache]: Analyzing trace with hash 689285944, now seen corresponding path program 1 times [2024-11-07 06:50:18,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:50:18,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390083227] [2024-11-07 06:50:18,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:50:18,426 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 06:50:18,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:50:18,429 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 06:50:18,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-07 06:50:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:50:19,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-07 06:50:19,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:50:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 318 proven. 36 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-07 06:50:22,689 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:50:24,280 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 18 proven. 36 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-07 06:50:24,282 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:50:24,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390083227] [2024-11-07 06:50:24,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [390083227] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 06:50:24,282 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 06:50:24,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-07 06:50:24,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489002998] [2024-11-07 06:50:24,283 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 06:50:24,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 06:50:24,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:50:24,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 06:50:24,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-07 06:50:24,287 INFO L87 Difference]: Start difference. First operand 69 states and 104 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-07 06:50:27,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 06:50:32,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 06:50:36,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 06:50:40,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 06:50:44,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 06:50:48,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 06:50:52,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 06:50:52,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:50:52,676 INFO L93 Difference]: Finished difference Result 141 states and 210 transitions. [2024-11-07 06:50:52,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 06:50:52,739 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 132 [2024-11-07 06:50:52,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:50:52,741 INFO L225 Difference]: With dead ends: 141 [2024-11-07 06:50:52,741 INFO L226 Difference]: Without dead ends: 75 [2024-11-07 06:50:52,742 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-07 06:50:52,743 INFO L432 NwaCegarLoop]: 73 mSDtfsCounter, 105 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 20 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2024-11-07 06:50:52,743 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 179 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 123 Invalid, 6 Unknown, 0 Unchecked, 28.0s Time] [2024-11-07 06:50:52,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-07 06:50:52,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2024-11-07 06:50:52,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 51 states have (on average 1.3137254901960784) internal successors, (67), 51 states have internal predecessors, (67), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 06:50:52,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 105 transitions. [2024-11-07 06:50:52,756 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 105 transitions. Word has length 132 [2024-11-07 06:50:52,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:50:52,757 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 105 transitions. [2024-11-07 06:50:52,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-07 06:50:52,758 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 105 transitions. [2024-11-07 06:50:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-07 06:50:52,760 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:50:52,760 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 06:50:52,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-07 06:50:52,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 06:50:52,961 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:50:52,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:50:52,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1751806771, now seen corresponding path program 1 times [2024-11-07 06:50:52,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:50:52,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1154402705] [2024-11-07 06:50:52,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:50:52,962 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 06:50:52,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:50:52,965 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 06:50:52,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-07 06:50:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:50:53,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 06:50:53,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:50:55,137 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 27 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-07 06:50:55,137 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:50:56,980 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 27 proven. 27 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-07 06:50:56,981 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:50:56,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1154402705] [2024-11-07 06:50:56,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1154402705] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 06:50:56,982 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 06:50:56,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-11-07 06:50:56,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340166279] [2024-11-07 06:50:56,982 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 06:50:56,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 06:50:56,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:50:56,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 06:50:56,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-07 06:50:56,984 INFO L87 Difference]: Start difference. First operand 73 states and 105 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-07 06:51:04,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 06:51:08,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 06:51:12,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 06:51:13,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:51:13,671 INFO L93 Difference]: Finished difference Result 177 states and 247 transitions. [2024-11-07 06:51:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 06:51:13,672 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 134 [2024-11-07 06:51:13,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:51:13,674 INFO L225 Difference]: With dead ends: 177 [2024-11-07 06:51:13,674 INFO L226 Difference]: Without dead ends: 107 [2024-11-07 06:51:13,675 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 258 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2024-11-07 06:51:13,676 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 122 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 24 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2024-11-07 06:51:13,676 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 218 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 253 Invalid, 3 Unknown, 0 Unchecked, 16.1s Time] [2024-11-07 06:51:13,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-07 06:51:13,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 102. [2024-11-07 06:51:13,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 68 states have (on average 1.2205882352941178) internal successors, (83), 69 states have internal predecessors, (83), 28 states have call successors, (28), 5 states have call predecessors, (28), 5 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-07 06:51:13,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 139 transitions. [2024-11-07 06:51:13,696 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 139 transitions. Word has length 134 [2024-11-07 06:51:13,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:51:13,697 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 139 transitions. [2024-11-07 06:51:13,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-07 06:51:13,697 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 139 transitions. [2024-11-07 06:51:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 06:51:13,701 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:51:13,702 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 06:51:13,738 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-07 06:51:13,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 06:51:13,903 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:51:13,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:51:13,903 INFO L85 PathProgramCache]: Analyzing trace with hash 2033837627, now seen corresponding path program 1 times [2024-11-07 06:51:13,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:51:13,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1870115956] [2024-11-07 06:51:13,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:51:13,904 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 06:51:13,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:51:13,906 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 06:51:13,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-07 06:51:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:51:14,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-07 06:51:14,900 INFO L278 TraceCheckSpWp]: Computing forward predicates...