./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-8.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-8.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', 'c835760c75fedaba57980a91e2bf36b801baf84cc397a979beb03d44e0171bdb'] 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-8.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 c835760c75fedaba57980a91e2bf36b801baf84cc397a979beb03d44e0171bdb --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 06:57:14,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 06:57:14,852 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 06:57:14,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 06:57:14,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 06:57:14,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 06:57:14,888 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 06:57:14,888 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 06:57:14,889 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 06:57:14,889 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 06:57:14,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 06:57:14,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 06:57:14,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 06:57:14,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 06:57:14,891 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 06:57:14,891 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 06:57:14,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 06:57:14,891 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 06:57:14,892 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 06:57:14,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 06:57:14,893 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 06:57:14,893 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 06:57:14,893 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 06:57:14,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:57:14,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 06:57:14,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 06:57:14,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 06:57:14,894 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 06:57:14,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 06:57:14,894 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 06:57:14,894 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 06:57:14,894 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 06:57:14,895 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 06:57:14,895 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 -> c835760c75fedaba57980a91e2bf36b801baf84cc397a979beb03d44e0171bdb [2024-11-07 06:57:15,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 06:57:15,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 06:57:15,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 06:57:15,196 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 06:57:15,196 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 06:57:15,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-8.i [2024-11-07 06:57:16,454 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 06:57:16,721 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 06:57:16,722 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-8.i [2024-11-07 06:57:16,732 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a2920ef09/0ea0f25a051549989182e7d5bba40044/FLAGf53b83464 [2024-11-07 06:57:17,022 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a2920ef09/0ea0f25a051549989182e7d5bba40044 [2024-11-07 06:57:17,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 06:57:17,027 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 06:57:17,029 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 06:57:17,029 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 06:57:17,033 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 06:57:17,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,035 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e6aa3b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17, skipping insertion in model container [2024-11-07 06:57:17,035 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,054 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 06:57:17,169 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-8.i[918,931] [2024-11-07 06:57:17,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:57:17,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 06:57:17,282 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-8.i[918,931] [2024-11-07 06:57:17,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:57:17,342 INFO L204 MainTranslator]: Completed translation [2024-11-07 06:57:17,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17 WrapperNode [2024-11-07 06:57:17,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 06:57:17,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 06:57:17,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 06:57:17,345 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 06:57:17,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,416 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2024-11-07 06:57:17,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 06:57:17,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 06:57:17,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 06:57:17,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 06:57:17,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,428 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,445 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 06:57:17,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,457 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,464 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,465 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 06:57:17,469 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 06:57:17,469 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 06:57:17,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 06:57:17,470 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (1/1) ... [2024-11-07 06:57:17,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:57:17,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:57:17,511 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 06:57:17,519 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 06:57:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 06:57:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 06:57:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 06:57:17,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 06:57:17,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 06:57:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 06:57:17,615 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 06:57:17,616 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 06:57:17,978 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-07 06:57:17,978 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 06:57:17,985 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 06:57:17,986 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 06:57:17,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:17 BoogieIcfgContainer [2024-11-07 06:57:17,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 06:57:17,988 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 06:57:17,988 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 06:57:17,992 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 06:57:17,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:57:17" (1/3) ... [2024-11-07 06:57:17,992 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ab0de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:57:17, skipping insertion in model container [2024-11-07 06:57:17,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:17" (2/3) ... [2024-11-07 06:57:17,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ab0de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:57:17, skipping insertion in model container [2024-11-07 06:57:17,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:17" (3/3) ... [2024-11-07 06:57:17,994 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-8.i [2024-11-07 06:57:18,004 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 06:57:18,004 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 06:57:18,039 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 06:57:18,047 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;@5e610746, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 06:57:18,048 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 06:57:18,051 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 58 states have (on average 1.5689655172413792) internal successors, (91), 59 states have internal predecessors, (91), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-07 06:57:18,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-07 06:57:18,060 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:57:18,061 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:57:18,061 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:57:18,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:57:18,065 INFO L85 PathProgramCache]: Analyzing trace with hash 2125569813, now seen corresponding path program 1 times [2024-11-07 06:57:18,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:57:18,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622159206] [2024-11-07 06:57:18,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:18,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:57:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:57:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:57:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-07 06:57:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:57:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:57:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 06:57:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:57:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 06:57:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:57:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 06:57:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:57:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 06:57:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:57:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 06:57:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:57:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:57:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:57:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:57:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:57:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 06:57:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:57:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 06:57:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:57:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-07 06:57:18,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:57:18,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622159206] [2024-11-07 06:57:18,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622159206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:57:18,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:57:18,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 06:57:18,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341066882] [2024-11-07 06:57:18,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:57:18,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 06:57:18,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:57:18,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 06:57:18,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:57:18,421 INFO L87 Difference]: Start difference. First operand has 84 states, 58 states have (on average 1.5689655172413792) internal successors, (91), 59 states have internal predecessors, (91), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-07 06:57:18,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:57:18,443 INFO L93 Difference]: Finished difference Result 161 states and 291 transitions. [2024-11-07 06:57:18,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 06:57:18,445 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2024-11-07 06:57:18,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:57:18,450 INFO L225 Difference]: With dead ends: 161 [2024-11-07 06:57:18,452 INFO L226 Difference]: Without dead ends: 80 [2024-11-07 06:57:18,454 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 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 06:57:18,458 INFO L432 NwaCegarLoop]: 129 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, 129 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 06:57:18,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 06:57:18,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-07 06:57:18,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-07 06:57:18,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 55 states have (on average 1.509090909090909) internal successors, (83), 55 states have internal predecessors, (83), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-07 06:57:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 129 transitions. [2024-11-07 06:57:18,502 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 129 transitions. Word has length 150 [2024-11-07 06:57:18,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:57:18,504 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 129 transitions. [2024-11-07 06:57:18,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-07 06:57:18,504 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 129 transitions. [2024-11-07 06:57:18,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-07 06:57:18,508 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:57:18,508 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:57:18,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 06:57:18,509 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:57:18,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:57:18,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1631507995, now seen corresponding path program 1 times [2024-11-07 06:57:18,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:57:18,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006052830] [2024-11-07 06:57:18,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:18,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:57:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:57:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:57:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-07 06:57:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:57:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:57:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 06:57:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:57:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 06:57:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:57:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 06:57:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:57:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 06:57:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:57:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 06:57:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:57:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:57:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:57:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:57:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:57:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 06:57:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:57:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 06:57:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:57:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:18,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-07 06:57:18,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:57:18,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006052830] [2024-11-07 06:57:18,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006052830] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:57:18,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:57:18,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 06:57:18,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963296934] [2024-11-07 06:57:18,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:57:18,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 06:57:18,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:57:18,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 06:57:18,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 06:57:18,991 INFO L87 Difference]: Start difference. First operand 80 states and 129 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-07 06:57:19,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:57:19,078 INFO L93 Difference]: Finished difference Result 205 states and 330 transitions. [2024-11-07 06:57:19,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 06:57:19,079 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2024-11-07 06:57:19,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:57:19,081 INFO L225 Difference]: With dead ends: 205 [2024-11-07 06:57:19,081 INFO L226 Difference]: Without dead ends: 128 [2024-11-07 06:57:19,082 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 06:57:19,082 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 74 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 06:57:19,083 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 231 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 06:57:19,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-07 06:57:19,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 125. [2024-11-07 06:57:19,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 86 states have (on average 1.5) internal successors, (129), 87 states have internal predecessors, (129), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-07 06:57:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 201 transitions. [2024-11-07 06:57:19,098 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 201 transitions. Word has length 150 [2024-11-07 06:57:19,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:57:19,099 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 201 transitions. [2024-11-07 06:57:19,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-07 06:57:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 201 transitions. [2024-11-07 06:57:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-07 06:57:19,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:57:19,100 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:57:19,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 06:57:19,101 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:57:19,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:57:19,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1373342557, now seen corresponding path program 1 times [2024-11-07 06:57:19,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:57:19,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010688133] [2024-11-07 06:57:19,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:19,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:57:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:57:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:57:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-07 06:57:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:57:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:57:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 06:57:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:57:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 06:57:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:57:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 06:57:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:57:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 06:57:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:57:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 06:57:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:57:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:57:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:57:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:57:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:57:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 06:57:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:57:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 06:57:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:57:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 33 proven. 33 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-07 06:57:19,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:57:19,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010688133] [2024-11-07 06:57:19,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010688133] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:57:19,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875549294] [2024-11-07 06:57:19,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:19,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:57:19,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:57:19,638 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 06:57:19,646 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 06:57:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:19,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 06:57:19,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:57:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 33 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-11-07 06:57:19,976 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:57:20,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 33 proven. 33 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-07 06:57:20,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [875549294] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 06:57:20,222 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 06:57:20,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-11-07 06:57:20,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154449843] [2024-11-07 06:57:20,223 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 06:57:20,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-07 06:57:20,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:57:20,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-07 06:57:20,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-07 06:57:20,226 INFO L87 Difference]: Start difference. First operand 125 states and 201 transitions. Second operand has 10 states, 10 states have (on average 5.9) internal successors, (59), 10 states have internal predecessors, (59), 5 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 5 states have call predecessors, (46), 5 states have call successors, (46) [2024-11-07 06:57:20,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:57:20,420 INFO L93 Difference]: Finished difference Result 259 states and 409 transitions. [2024-11-07 06:57:20,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 06:57:20,421 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.9) internal successors, (59), 10 states have internal predecessors, (59), 5 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 5 states have call predecessors, (46), 5 states have call successors, (46) Word has length 150 [2024-11-07 06:57:20,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:57:20,423 INFO L225 Difference]: With dead ends: 259 [2024-11-07 06:57:20,423 INFO L226 Difference]: Without dead ends: 137 [2024-11-07 06:57:20,424 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=91, Unknown=0, NotChecked=0, Total=156 [2024-11-07 06:57:20,425 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 152 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 06:57:20,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 248 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 06:57:20,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2024-11-07 06:57:20,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 133. [2024-11-07 06:57:20,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 92 states have (on average 1.4456521739130435) internal successors, (133), 93 states have internal predecessors, (133), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-07 06:57:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 205 transitions. [2024-11-07 06:57:20,438 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 205 transitions. Word has length 150 [2024-11-07 06:57:20,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:57:20,439 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 205 transitions. [2024-11-07 06:57:20,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.9) internal successors, (59), 10 states have internal predecessors, (59), 5 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 5 states have call predecessors, (46), 5 states have call successors, (46) [2024-11-07 06:57:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 205 transitions. [2024-11-07 06:57:20,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-07 06:57:20,440 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:57:20,441 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:57:20,456 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 06:57:20,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:57:20,645 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:57:20,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:57:20,646 INFO L85 PathProgramCache]: Analyzing trace with hash 81874978, now seen corresponding path program 1 times [2024-11-07 06:57:20,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:57:20,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227932487] [2024-11-07 06:57:20,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:20,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:57:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:57:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:57:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-07 06:57:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:57:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:57:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 06:57:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:57:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 06:57:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:57:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 06:57:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:57:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 06:57:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:57:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 06:57:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:57:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:57:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:57:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:57:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:57:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 06:57:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:57:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 06:57:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:57:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-07 06:57:21,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:57:21,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227932487] [2024-11-07 06:57:21,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227932487] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:57:21,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179322448] [2024-11-07 06:57:21,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:21,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:57:21,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:57:21,335 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 06:57:21,346 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 06:57:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:21,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-07 06:57:21,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:57:21,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-07 06:57:21,948 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 06:57:21,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1179322448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:57:21,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 06:57:21,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 17 [2024-11-07 06:57:21,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885658565] [2024-11-07 06:57:21,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:57:21,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-07 06:57:21,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:57:21,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 06:57:21,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2024-11-07 06:57:21,950 INFO L87 Difference]: Start difference. First operand 133 states and 205 transitions. Second operand has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-07 06:57:23,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:57:23,253 INFO L93 Difference]: Finished difference Result 831 states and 1255 transitions. [2024-11-07 06:57:23,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-07 06:57:23,254 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) Word has length 151 [2024-11-07 06:57:23,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:57:23,258 INFO L225 Difference]: With dead ends: 831 [2024-11-07 06:57:23,258 INFO L226 Difference]: Without dead ends: 701 [2024-11-07 06:57:23,259 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 188 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 574 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=513, Invalid=1743, Unknown=0, NotChecked=0, Total=2256 [2024-11-07 06:57:23,260 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 421 mSDsluCounter, 1011 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 1171 SdHoareTripleChecker+Invalid, 1064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-07 06:57:23,260 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [444 Valid, 1171 Invalid, 1064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 878 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-07 06:57:23,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2024-11-07 06:57:23,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 621. [2024-11-07 06:57:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 621 states, 412 states have (on average 1.366504854368932) internal successors, (563), 417 states have internal predecessors, (563), 180 states have call successors, (180), 28 states have call predecessors, (180), 28 states have return successors, (180), 175 states have call predecessors, (180), 180 states have call successors, (180) [2024-11-07 06:57:23,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 923 transitions. [2024-11-07 06:57:23,355 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 923 transitions. Word has length 151 [2024-11-07 06:57:23,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:57:23,357 INFO L471 AbstractCegarLoop]: Abstraction has 621 states and 923 transitions. [2024-11-07 06:57:23,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-07 06:57:23,357 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 923 transitions. [2024-11-07 06:57:23,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-07 06:57:23,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:57:23,362 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:57:23,378 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 06:57:23,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:57:23,562 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:57:23,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:57:23,563 INFO L85 PathProgramCache]: Analyzing trace with hash 139133280, now seen corresponding path program 1 times [2024-11-07 06:57:23,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:57:23,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481194763] [2024-11-07 06:57:23,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:23,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:57:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 06:57:23,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1516085272] [2024-11-07 06:57:23,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:23,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:57:23,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:57:23,625 INFO L229 MonitoredProcess]: Starting monitored process 4 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 06:57:23,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-07 06:57:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 06:57:23,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 06:57:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 06:57:23,889 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 06:57:23,889 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 06:57:23,890 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 06:57:23,899 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-07 06:57:24,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:57:24,095 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-07 06:57:24,226 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 06:57:24,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:57:24 BoogieIcfgContainer [2024-11-07 06:57:24,229 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 06:57:24,230 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 06:57:24,230 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 06:57:24,230 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 06:57:24,231 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:17" (3/4) ... [2024-11-07 06:57:24,233 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 06:57:24,234 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 06:57:24,234 INFO L158 Benchmark]: Toolchain (without parser) took 7207.87ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 117.8MB in the beginning and 135.6MB in the end (delta: -17.8MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-07 06:57:24,234 INFO L158 Benchmark]: CDTParser took 3.59ms. Allocated memory is still 117.4MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:57:24,235 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.48ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 102.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 06:57:24,235 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.01ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 96.8MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:57:24,235 INFO L158 Benchmark]: Boogie Preprocessor took 51.62ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 88.7MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 06:57:24,235 INFO L158 Benchmark]: RCFGBuilder took 516.89ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 58.8MB in the end (delta: 29.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-07 06:57:24,235 INFO L158 Benchmark]: TraceAbstraction took 6241.45ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 58.2MB in the beginning and 137.3MB in the end (delta: -79.1MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2024-11-07 06:57:24,235 INFO L158 Benchmark]: Witness Printer took 3.65ms. Allocated memory is still 176.2MB. Free memory was 137.3MB in the beginning and 135.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:57:24,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59ms. Allocated memory is still 117.4MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.48ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 102.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.01ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 96.8MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.62ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 88.7MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 516.89ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 58.8MB in the end (delta: 29.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6241.45ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 58.2MB in the beginning and 137.3MB in the end (delta: -79.1MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * Witness Printer took 3.65ms. Allocated memory is still 176.2MB. Free memory was 137.3MB in the beginning and 135.6MB in the end (delta: 1.7MB). 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 178, overapproximation of someBinaryDOUBLEComparisonOperation at line 178, overapproximation of someBinaryArithmeticFLOAToperation at line 94. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 999999999.675; [L23] signed long int var_1_4 = -5; [L24] float var_1_5 = 7.875; [L25] float var_1_6 = 99.04; [L26] signed long int var_1_7 = -2; [L27] unsigned long int var_1_9 = 1; [L28] double var_1_10 = 63.25; [L29] unsigned char var_1_11 = 0; [L30] unsigned short int var_1_13 = 0; [L31] unsigned short int var_1_15 = 17766; [L32] unsigned short int var_1_16 = 28149; [L33] unsigned char var_1_19 = 4; [L34] unsigned char var_1_20 = 50; [L35] unsigned char var_1_21 = 64; [L36] unsigned char var_1_22 = 50; [L37] unsigned char var_1_23 = 5; [L38] unsigned char var_1_24 = 128; [L39] signed long int var_1_25 = -16; [L40] unsigned char var_1_26 = 0; [L41] signed short int var_1_27 = -4; [L42] unsigned short int var_1_33 = 2; [L43] signed long int var_1_36 = -1; [L44] float var_1_38 = 256.7; [L45] unsigned long int var_1_40 = 10; [L46] double var_1_42 = 100.5; [L47] signed char var_1_45 = 8; [L48] unsigned short int last_1_var_1_13 = 0; VAL [isInitial=0, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L182] isInitial = 1 [L183] FCALL initially() [L184] COND TRUE 1 [L185] CALL updateLastVariables() [L175] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L185] RET updateLastVariables() [L186] CALL updateVariables() [L138] var_1_4 = __VERIFIER_nondet_long() [L139] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L139] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L140] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L140] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L141] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L141] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L142] var_1_5 = __VERIFIER_nondet_float() [L143] 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_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L143] 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_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L144] var_1_6 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L145] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L146] var_1_10 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L147] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_10 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L148] RET assume_abort_if_not(var_1_10 != 0.0F) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L149] var_1_11 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L151] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L151] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L152] var_1_15 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_15 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L153] RET assume_abort_if_not(var_1_15 >= 16383) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L154] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L154] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L155] var_1_16 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L156] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L157] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L158] var_1_20 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_20 >= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L159] RET assume_abort_if_not(var_1_20 >= 32) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L160] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L161] var_1_21 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_21 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L162] RET assume_abort_if_not(var_1_21 >= 64) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L163] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L164] var_1_22 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L165] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_22 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L166] RET assume_abort_if_not(var_1_22 <= 64) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L167] var_1_23 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L168] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L169] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L170] var_1_24 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_24 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L171] RET assume_abort_if_not(var_1_24 >= 127) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L172] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L172] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L186] RET updateVariables() [L187] CALL step() [L52] COND TRUE var_1_16 != (var_1_24 + var_1_21) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L53] COND TRUE \read(var_1_11) [L54] var_1_27 = ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L59] COND TRUE \read(var_1_11) [L60] var_1_33 = ((((var_1_16) > (var_1_26)) ? (var_1_16) : (var_1_26))) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L62] COND FALSE !(16 < var_1_19) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L69] var_1_38 = var_1_5 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=2, var_1_7=-2, var_1_9=1] [L70] COND FALSE !(var_1_20 <= var_1_22) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=2, var_1_7=-2, var_1_9=1] [L77] COND TRUE var_1_24 < ((((((((var_1_15) > (var_1_20)) ? (var_1_15) : (var_1_20)))) > (var_1_15)) ? (((((var_1_15) > (var_1_20)) ? (var_1_15) : (var_1_20)))) : (var_1_15))) [L78] var_1_42 = var_1_6 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=8, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=-2, var_1_9=1] [L88] COND TRUE (var_1_23 % var_1_20) < var_1_20 [L89] var_1_45 = ((var_1_20 - var_1_23) + var_1_20) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=-2, var_1_9=1] [L93] COND TRUE last_1_var_1_13 == (last_1_var_1_13 % var_1_4) [L94] var_1_1 = (var_1_5 - var_1_6) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=4, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=-2, var_1_9=1] [L96] COND FALSE !(var_1_10 == var_1_1) [L103] var_1_19 = var_1_24 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=127, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=-2, var_1_9=1] [L105] COND FALSE !(var_1_19 < (var_1_21 / var_1_20)) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=127, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=-2, var_1_9=1] [L112] COND TRUE var_1_1 >= var_1_6 [L113] var_1_7 = var_1_19 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=127, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L115] COND FALSE !(((var_1_6 * var_1_5) / var_1_10) > var_1_1) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=127, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L122] COND FALSE !(var_1_7 < var_1_9) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=127, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L125] COND FALSE !((25.3 * var_1_5) != var_1_1) [L134] var_1_25 = var_1_20 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=127, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=63, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L187] RET step() [L188] CALL, EXPR property() [L178-L179] return (((((((last_1_var_1_13 == (last_1_var_1_13 % var_1_4)) ? (var_1_1 == ((float) (var_1_5 - var_1_6))) : 1) && ((var_1_1 >= var_1_6) ? (var_1_7 == ((signed long int) var_1_19)) : 1)) && ((((var_1_6 * var_1_5) / var_1_10) > var_1_1) ? (var_1_11 ? (var_1_9 == ((unsigned long int) var_1_26)) : (var_1_9 == ((unsigned long int) var_1_26))) : 1)) && ((var_1_7 < var_1_9) ? (var_1_13 == ((unsigned short int) (var_1_26 + (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - (var_1_19 + var_1_19))))) : 1)) && ((var_1_10 == var_1_1) ? (var_1_11 ? (var_1_19 == ((unsigned char) (((32 + var_1_20) + var_1_21) - (var_1_22 + var_1_23)))) : (var_1_19 == ((unsigned char) (var_1_24 - var_1_23)))) : (var_1_19 == ((unsigned char) var_1_24)))) && (((25.3 * var_1_5) != var_1_1) ? (var_1_11 ? ((var_1_15 <= var_1_13) ? (var_1_25 == ((signed long int) var_1_26)) : 1) : (var_1_25 == ((signed long int) var_1_22))) : (var_1_25 == ((signed long int) var_1_20)))) && ((var_1_19 < (var_1_21 / var_1_20)) ? ((var_1_19 > var_1_19) ? (var_1_26 == ((unsigned char) ((((((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) > (var_1_23)) ? (((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) : (var_1_23))))) : (var_1_26 == ((unsigned char) var_1_22))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=127, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=63, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L188] RET, EXPR property() [L188] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=127, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=63, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16384, var_1_16=16383, var_1_19=127, var_1_20=63, var_1_21=-192, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=63, var_1_26=0, var_1_27=4, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=126, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 84 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.1s, OverallIterations: 5, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 681 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 647 mSDsluCounter, 1779 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1271 mSDsCounter, 215 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1042 IncrementalHoareTripleChecker+Invalid, 1257 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 215 mSolverCounterUnsat, 508 mSDtfsCounter, 1042 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 709 GetRequests, 650 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 579 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=621occurred in iteration=4, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 87 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 1204 NumberOfCodeBlocks, 1204 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1045 ConstructedInterpolants, 0 QuantifiedInterpolants, 2626 SizeOfPredicates, 9 NumberOfNonLiveVariables, 698 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 6982/7084 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 06:57:24,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /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-8.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 c835760c75fedaba57980a91e2bf36b801baf84cc397a979beb03d44e0171bdb --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 06:57:26,387 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 06:57:26,475 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-07 06:57:26,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 06:57:26,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 06:57:26,508 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 06:57:26,509 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 06:57:26,509 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 06:57:26,509 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 06:57:26,509 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 06:57:26,509 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 06:57:26,509 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 06:57:26,509 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 06:57:26,510 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 06:57:26,510 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 06:57:26,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 06:57:26,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 06:57:26,510 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 06:57:26,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 06:57:26,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 06:57:26,510 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 06:57:26,510 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 06:57:26,510 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 06:57:26,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:57:26,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 06:57:26,511 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 06:57:26,512 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 06:57:26,512 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 06:57:26,512 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 06:57:26,512 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 06:57:26,512 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 -> c835760c75fedaba57980a91e2bf36b801baf84cc397a979beb03d44e0171bdb [2024-11-07 06:57:26,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 06:57:26,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 06:57:26,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 06:57:26,854 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 06:57:26,854 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 06:57:26,855 INFO L431 ainManager$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-8.i [2024-11-07 06:57:28,131 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 06:57:28,352 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 06:57:28,354 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-8.i [2024-11-07 06:57:28,365 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a81d4eec5/1d4cd47b4d7f41669d787b91ad0e1ad3/FLAG4834d1823 [2024-11-07 06:57:28,384 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a81d4eec5/1d4cd47b4d7f41669d787b91ad0e1ad3 [2024-11-07 06:57:28,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 06:57:28,387 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 06:57:28,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 06:57:28,390 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 06:57:28,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 06:57:28,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab8bd3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28, skipping insertion in model container [2024-11-07 06:57:28,398 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,419 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 06:57:28,533 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-8.i[918,931] [2024-11-07 06:57:28,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:57:28,625 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 06:57:28,637 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-8.i[918,931] [2024-11-07 06:57:28,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:57:28,692 INFO L204 MainTranslator]: Completed translation [2024-11-07 06:57:28,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28 WrapperNode [2024-11-07 06:57:28,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 06:57:28,695 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 06:57:28,695 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 06:57:28,695 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 06:57:28,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,746 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2024-11-07 06:57:28,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 06:57:28,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 06:57:28,751 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 06:57:28,751 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 06:57:28,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,762 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,778 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 06:57:28,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,797 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,806 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 06:57:28,819 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 06:57:28,819 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 06:57:28,819 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 06:57:28,820 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2024-11-07 06:57:28,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:57:28,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:57:28,857 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 06:57:28,859 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 06:57:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 06:57:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-07 06:57:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 06:57:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 06:57:28,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 06:57:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 06:57:28,948 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 06:57:28,950 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 06:57:49,880 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-07 06:57:49,880 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 06:57:49,887 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 06:57:49,887 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 06:57:49,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:49 BoogieIcfgContainer [2024-11-07 06:57:49,887 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 06:57:49,889 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 06:57:49,889 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 06:57:49,893 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 06:57:49,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:57:28" (1/3) ... [2024-11-07 06:57:49,893 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@757d1331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:57:49, skipping insertion in model container [2024-11-07 06:57:49,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (2/3) ... [2024-11-07 06:57:49,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@757d1331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:57:49, skipping insertion in model container [2024-11-07 06:57:49,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:49" (3/3) ... [2024-11-07 06:57:49,895 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-8.i [2024-11-07 06:57:49,904 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 06:57:49,905 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 06:57:49,952 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 06:57:49,963 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;@4b10609a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 06:57:49,963 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 06:57:49,967 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 54 states have (on average 1.5555555555555556) internal successors, (84), 55 states have internal predecessors, (84), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-07 06:57:49,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-07 06:57:49,978 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:57:49,979 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:57:49,979 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:57:49,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:57:49,984 INFO L85 PathProgramCache]: Analyzing trace with hash -166335580, now seen corresponding path program 1 times [2024-11-07 06:57:49,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:57:49,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1139073279] [2024-11-07 06:57:49,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:49,997 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 06:57:49,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:57:50,002 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 06:57:50,006 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 06:57:50,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:51,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-07 06:57:51,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:57:51,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-07 06:57:51,067 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 06:57:51,068 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:57:51,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1139073279] [2024-11-07 06:57:51,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1139073279] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:57:51,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:57:51,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 06:57:51,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822612321] [2024-11-07 06:57:51,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:57:51,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 06:57:51,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:57:51,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 06:57:51,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:57:51,092 INFO L87 Difference]: Start difference. First operand has 80 states, 54 states have (on average 1.5555555555555556) internal successors, (84), 55 states have internal predecessors, (84), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-07 06:57:51,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:57:51,120 INFO L93 Difference]: Finished difference Result 153 states and 277 transitions. [2024-11-07 06:57:51,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 06:57:51,122 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2024-11-07 06:57:51,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:57:51,127 INFO L225 Difference]: With dead ends: 153 [2024-11-07 06:57:51,128 INFO L226 Difference]: Without dead ends: 76 [2024-11-07 06:57:51,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 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 06:57:51,132 INFO L432 NwaCegarLoop]: 122 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, 122 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 06:57:51,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 06:57:51,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-07 06:57:51,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-07 06:57:51,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 51 states have (on average 1.4901960784313726) internal successors, (76), 51 states have internal predecessors, (76), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-07 06:57:51,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 122 transitions. [2024-11-07 06:57:51,169 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 122 transitions. Word has length 150 [2024-11-07 06:57:51,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:57:51,169 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 122 transitions. [2024-11-07 06:57:51,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-07 06:57:51,170 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2024-11-07 06:57:51,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-07 06:57:51,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:57:51,173 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:57:51,203 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 06:57:51,373 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 06:57:51,374 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:57:51,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:57:51,375 INFO L85 PathProgramCache]: Analyzing trace with hash -660397398, now seen corresponding path program 1 times [2024-11-07 06:57:51,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:57:51,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1457066773] [2024-11-07 06:57:51,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:57:51,376 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 06:57:51,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:57:51,380 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 06:57:51,381 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 06:57:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:57:52,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 06:57:52,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:57:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 541 proven. 60 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2024-11-07 06:57:59,343 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:58:00,108 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:58:00,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1457066773] [2024-11-07 06:58:00,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1457066773] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:58:00,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [955308565] [2024-11-07 06:58:00,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:58:00,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-07 06:58:00,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-07 06:58:00,112 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-07 06:58:00,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-07 06:58:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:58:01,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 06:58:01,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:58:04,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 33 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-11-07 06:58:04,778 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:58:05,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [955308565] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:58:05,012 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 06:58:05,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2024-11-07 06:58:05,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975550582] [2024-11-07 06:58:05,013 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 06:58:05,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 06:58:05,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:58:05,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 06:58:05,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-07 06:58:05,014 INFO L87 Difference]: Start difference. First operand 76 states and 122 transitions. Second operand has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 3 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-07 06:58:13,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 06:58:17,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 06:58:21,320 WARN L539 Checker$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 [] [2024-11-07 06:58:25,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 06:58:29,337 WARN L539 Checker$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 06:58:29,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:58:29,340 INFO L93 Difference]: Finished difference Result 159 states and 249 transitions. [2024-11-07 06:58:29,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-07 06:58:29,559 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 3 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 150 [2024-11-07 06:58:29,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:58:29,561 INFO L225 Difference]: With dead ends: 159 [2024-11-07 06:58:29,561 INFO L226 Difference]: Without dead ends: 86 [2024-11-07 06:58:29,561 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-11-07 06:58:29,562 INFO L432 NwaCegarLoop]: 90 mSDtfsCounter, 139 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 35 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.6s IncrementalHoareTripleChecker+Time [2024-11-07 06:58:29,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 227 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 132 Invalid, 5 Unknown, 0 Unchecked, 23.6s Time] [2024-11-07 06:58:29,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-07 06:58:29,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 84. [2024-11-07 06:58:29,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 57 states have internal predecessors, (80), 23 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-07 06:58:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 126 transitions. [2024-11-07 06:58:29,572 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 126 transitions. Word has length 150 [2024-11-07 06:58:29,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:58:29,572 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 126 transitions. [2024-11-07 06:58:29,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 3 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-07 06:58:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2024-11-07 06:58:29,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-07 06:58:29,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:58:29,574 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:58:29,604 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 06:58:29,796 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-07 06:58:29,978 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=3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-07 06:58:29,979 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:58:29,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:58:29,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1303093131, now seen corresponding path program 1 times [2024-11-07 06:58:29,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:58:29,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [309680411] [2024-11-07 06:58:29,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:58:29,980 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 06:58:29,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:58:29,982 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 06:58:29,984 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 06:58:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:58:31,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 06:58:31,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:58:40,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 148 proven. 3 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-07 06:58:40,154 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:58:42,525 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:58:42,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [309680411] [2024-11-07 06:58:42,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [309680411] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:58:42,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1794063347] [2024-11-07 06:58:42,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:58:42,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-07 06:58:42,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-07 06:58:42,531 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-07 06:58:42,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-07 06:58:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:58:44,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 06:58:44,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:58:52,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 148 proven. 3 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-07 06:58:52,146 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:58:53,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1794063347] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:58:53,380 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 06:58:53,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2024-11-07 06:58:53,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957041514] [2024-11-07 06:58:53,380 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 06:58:53,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 06:58:53,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:58:53,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 06:58:53,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-11-07 06:58:53,383 INFO L87 Difference]: Start difference. First operand 84 states and 126 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23)