./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-5.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_fillercodesize_ps-cn-250_file-5.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', '21bdbc3e0ac2e83aebdf4ed5d685b5451eeeab46fc8ce4a523557df5ff3c8a1c'] 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_fillercodesize_ps-cn-250_file-5.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 21bdbc3e0ac2e83aebdf4ed5d685b5451eeeab46fc8ce4a523557df5ff3c8a1c --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 05:06:21,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 05:06:21,687 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 05:06:21,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 05:06:21,698 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 05:06:21,733 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 05:06:21,735 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 05:06:21,735 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 05:06:21,736 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 05:06:21,736 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 05:06:21,736 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 05:06:21,737 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 05:06:21,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 05:06:21,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 05:06:21,738 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 05:06:21,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 05:06:21,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 05:06:21,739 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 05:06:21,739 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 05:06:21,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 05:06:21,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 05:06:21,739 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 05:06:21,740 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 05:06:21,740 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 05:06:21,740 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 05:06:21,740 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 05:06:21,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 05:06:21,740 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 05:06:21,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 05:06:21,741 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 05:06:21,741 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 05:06:21,741 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 05:06:21,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:06:21,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 05:06:21,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 05:06:21,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 05:06:21,743 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 05:06:21,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 05:06:21,743 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 05:06:21,743 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 05:06:21,743 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 05:06:21,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 05:06:21,743 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 -> 21bdbc3e0ac2e83aebdf4ed5d685b5451eeeab46fc8ce4a523557df5ff3c8a1c [2024-11-07 05:06:22,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 05:06:22,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 05:06:22,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 05:06:22,099 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 05:06:22,099 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 05:06:22,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-5.i [2024-11-07 05:06:23,425 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 05:06:23,758 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 05:06:23,758 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-5.i [2024-11-07 05:06:23,775 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/cc03c8d78/caba2ce578c3433e8e0df0cb6dc42426/FLAG1223f4271 [2024-11-07 05:06:23,997 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/cc03c8d78/caba2ce578c3433e8e0df0cb6dc42426 [2024-11-07 05:06:23,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 05:06:24,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 05:06:24,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 05:06:24,002 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 05:06:24,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 05:06:24,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:06:23" (1/1) ... [2024-11-07 05:06:24,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7125436e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24, skipping insertion in model container [2024-11-07 05:06:24,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:06:23" (1/1) ... [2024-11-07 05:06:24,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 05:06:24,157 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_fillercodesize_ps-cn-250_file-5.i[915,928] [2024-11-07 05:06:24,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:06:24,301 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 05:06:24,310 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_fillercodesize_ps-cn-250_file-5.i[915,928] [2024-11-07 05:06:24,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:06:24,391 INFO L204 MainTranslator]: Completed translation [2024-11-07 05:06:24,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24 WrapperNode [2024-11-07 05:06:24,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 05:06:24,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 05:06:24,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 05:06:24,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 05:06:24,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,414 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,476 INFO L138 Inliner]: procedures = 26, calls = 80, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 493 [2024-11-07 05:06:24,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 05:06:24,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 05:06:24,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 05:06:24,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 05:06:24,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,499 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,562 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 05:06:24,563 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 05:06:24,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 05:06:24,631 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 05:06:24,631 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 05:06:24,632 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (1/1) ... [2024-11-07 05:06:24,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:06:24,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 05:06:24,668 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 05:06:24,675 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 05:06:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 05:06:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 05:06:24,696 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 05:06:24,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 05:06:24,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 05:06:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 05:06:24,797 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 05:06:24,798 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 05:06:25,744 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-07 05:06:25,745 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 05:06:25,761 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 05:06:25,762 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 05:06:25,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:06:25 BoogieIcfgContainer [2024-11-07 05:06:25,763 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 05:06:25,765 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 05:06:25,765 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 05:06:25,770 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 05:06:25,770 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 05:06:23" (1/3) ... [2024-11-07 05:06:25,771 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a417746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:06:25, skipping insertion in model container [2024-11-07 05:06:25,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:24" (2/3) ... [2024-11-07 05:06:25,771 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a417746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:06:25, skipping insertion in model container [2024-11-07 05:06:25,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:06:25" (3/3) ... [2024-11-07 05:06:25,772 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-5.i [2024-11-07 05:06:25,782 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 05:06:25,783 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 05:06:25,848 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 05:06:25,868 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;@6f8b861d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 05:06:25,869 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 05:06:25,879 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 137 states have (on average 1.5255474452554745) internal successors, (209), 138 states have internal predecessors, (209), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-07 05:06:25,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-07 05:06:25,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:25,905 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:25,906 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:25,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:25,911 INFO L85 PathProgramCache]: Analyzing trace with hash 15854637, now seen corresponding path program 1 times [2024-11-07 05:06:25,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:25,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749954197] [2024-11-07 05:06:25,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:25,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 05:06:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 05:06:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-07 05:06:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 05:06:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-07 05:06:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 05:06:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 05:06:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-07 05:06:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 05:06:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 05:06:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 05:06:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 05:06:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 05:06:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-07 05:06:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 05:06:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 05:06:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 05:06:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 05:06:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 05:06:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 05:06:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 05:06:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 05:06:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 05:06:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 05:06:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 05:06:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 05:06:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-07 05:06:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 05:06:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-07 05:06:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-07 05:06:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-07 05:06:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-07 05:06:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-07 05:06:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-07 05:06:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-07 05:06:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-07 05:06:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-07 05:06:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-07 05:06:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 05:06:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 05:06:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-07 05:06:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-07 05:06:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-07 05:06:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-07 05:06:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-07 05:06:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-07 05:06:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-07 05:06:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 05:06:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 05:06:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 05:06:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-07 05:06:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-07 05:06:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-07 05:06:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-07 05:06:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-07 05:06:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-07 05:06:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-07 05:06:26,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:26,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749954197] [2024-11-07 05:06:26,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749954197] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:26,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:26,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 05:06:26,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890858321] [2024-11-07 05:06:26,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:26,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 05:06:26,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:26,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 05:06:26,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 05:06:26,849 INFO L87 Difference]: Start difference. First operand has 207 states, 137 states have (on average 1.5255474452554745) internal successors, (209), 138 states have internal predecessors, (209), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) Second operand has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-07 05:06:26,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:26,907 INFO L93 Difference]: Finished difference Result 407 states and 747 transitions. [2024-11-07 05:06:26,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 05:06:26,909 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) Word has length 431 [2024-11-07 05:06:26,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:26,919 INFO L225 Difference]: With dead ends: 407 [2024-11-07 05:06:26,919 INFO L226 Difference]: Without dead ends: 203 [2024-11-07 05:06:26,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 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 05:06:26,926 INFO L432 NwaCegarLoop]: 334 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, 334 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 05:06:26,926 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:06:26,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-11-07 05:06:27,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2024-11-07 05:06:27,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 134 states have (on average 1.492537313432836) internal successors, (200), 134 states have internal predecessors, (200), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-07 05:06:27,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 334 transitions. [2024-11-07 05:06:27,015 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 334 transitions. Word has length 431 [2024-11-07 05:06:27,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:27,015 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 334 transitions. [2024-11-07 05:06:27,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.5) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-07 05:06:27,016 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 334 transitions. [2024-11-07 05:06:27,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-07 05:06:27,031 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:27,031 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:27,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 05:06:27,032 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:27,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:27,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1547106365, now seen corresponding path program 1 times [2024-11-07 05:06:27,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:27,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653823951] [2024-11-07 05:06:27,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:27,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:31,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 05:06:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 05:06:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-07 05:06:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 05:06:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-07 05:06:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 05:06:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 05:06:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-07 05:06:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 05:06:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 05:06:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 05:06:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 05:06:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 05:06:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-07 05:06:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 05:06:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 05:06:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 05:06:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 05:06:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 05:06:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 05:06:31,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 05:06:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 05:06:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 05:06:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 05:06:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 05:06:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 05:06:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-07 05:06:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 05:06:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-07 05:06:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-07 05:06:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-07 05:06:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-07 05:06:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-07 05:06:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-07 05:06:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-07 05:06:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-07 05:06:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-07 05:06:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-07 05:06:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 05:06:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 05:06:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-07 05:06:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-07 05:06:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-07 05:06:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-07 05:06:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-07 05:06:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-07 05:06:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-07 05:06:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 05:06:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 05:06:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 05:06:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-07 05:06:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-07 05:06:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-07 05:06:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-07 05:06:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-07 05:06:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-07 05:06:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:31,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-07 05:06:31,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:31,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653823951] [2024-11-07 05:06:31,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653823951] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:31,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:31,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-07 05:06:31,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130385166] [2024-11-07 05:06:31,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:31,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-07 05:06:31,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:31,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-07 05:06:31,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-07 05:06:31,925 INFO L87 Difference]: Start difference. First operand 203 states and 334 transitions. Second operand has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-07 05:06:37,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:37,215 INFO L93 Difference]: Finished difference Result 1396 states and 2287 transitions. [2024-11-07 05:06:37,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-07 05:06:37,216 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 431 [2024-11-07 05:06:37,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:37,240 INFO L225 Difference]: With dead ends: 1396 [2024-11-07 05:06:37,241 INFO L226 Difference]: Without dead ends: 1196 [2024-11-07 05:06:37,243 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=268, Invalid=854, Unknown=0, NotChecked=0, Total=1122 [2024-11-07 05:06:37,244 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 2272 mSDsluCounter, 3130 mSDsCounter, 0 mSdLazyCounter, 2449 mSolverCounterSat, 578 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2272 SdHoareTripleChecker+Valid, 3463 SdHoareTripleChecker+Invalid, 3027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 578 IncrementalHoareTripleChecker+Valid, 2449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:37,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2272 Valid, 3463 Invalid, 3027 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [578 Valid, 2449 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-07 05:06:37,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2024-11-07 05:06:37,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 363. [2024-11-07 05:06:37,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 278 states have (on average 1.618705035971223) internal successors, (450), 279 states have internal predecessors, (450), 82 states have call successors, (82), 2 states have call predecessors, (82), 2 states have return successors, (82), 81 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-07 05:06:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 614 transitions. [2024-11-07 05:06:37,335 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 614 transitions. Word has length 431 [2024-11-07 05:06:37,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:37,340 INFO L471 AbstractCegarLoop]: Abstraction has 363 states and 614 transitions. [2024-11-07 05:06:37,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-07 05:06:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 614 transitions. [2024-11-07 05:06:37,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-07 05:06:37,344 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:37,344 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:37,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 05:06:37,345 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:37,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:37,345 INFO L85 PathProgramCache]: Analyzing trace with hash 258331969, now seen corresponding path program 1 times [2024-11-07 05:06:37,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:37,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528268731] [2024-11-07 05:06:37,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:37,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 05:06:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 05:06:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-07 05:06:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 05:06:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-07 05:06:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 05:06:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 05:06:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-07 05:06:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 05:06:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 05:06:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 05:06:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 05:06:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 05:06:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-07 05:06:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 05:06:49,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 05:06:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 05:06:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 05:06:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 05:06:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 05:06:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 05:06:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 05:06:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 05:06:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 05:06:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 05:06:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 05:06:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-07 05:06:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 05:06:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-07 05:06:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-07 05:06:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-07 05:06:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-07 05:06:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-07 05:06:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-07 05:06:49,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-07 05:06:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-07 05:06:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-07 05:06:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-07 05:06:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 05:06:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 05:06:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-07 05:06:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-07 05:06:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-07 05:06:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-07 05:06:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-07 05:06:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-07 05:06:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-07 05:06:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 05:06:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 05:06:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 05:06:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-07 05:06:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-07 05:06:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-07 05:06:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-07 05:06:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-07 05:06:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-07 05:06:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-07 05:06:49,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:49,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528268731] [2024-11-07 05:06:49,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528268731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:49,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:49,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-07 05:06:49,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654143631] [2024-11-07 05:06:49,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:49,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-07 05:06:49,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:49,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-07 05:06:49,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2024-11-07 05:06:49,694 INFO L87 Difference]: Start difference. First operand 363 states and 614 transitions. Second operand has 19 states, 19 states have (on average 5.2105263157894735) internal successors, (99), 19 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-07 05:07:14,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:07:14,133 INFO L93 Difference]: Finished difference Result 4354 states and 7329 transitions. [2024-11-07 05:07:14,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-07 05:07:14,134 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.2105263157894735) internal successors, (99), 19 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 431 [2024-11-07 05:07:14,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:07:14,164 INFO L225 Difference]: With dead ends: 4354 [2024-11-07 05:07:14,164 INFO L226 Difference]: Without dead ends: 3994 [2024-11-07 05:07:14,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=641, Invalid=1711, Unknown=0, NotChecked=0, Total=2352 [2024-11-07 05:07:14,172 INFO L432 NwaCegarLoop]: 361 mSDtfsCounter, 5288 mSDsluCounter, 4083 mSDsCounter, 0 mSdLazyCounter, 4934 mSolverCounterSat, 1545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5288 SdHoareTripleChecker+Valid, 4444 SdHoareTripleChecker+Invalid, 6479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1545 IncrementalHoareTripleChecker+Valid, 4934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2024-11-07 05:07:14,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5288 Valid, 4444 Invalid, 6479 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1545 Valid, 4934 Invalid, 0 Unknown, 0 Unchecked, 15.0s Time] [2024-11-07 05:07:14,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3994 states. [2024-11-07 05:07:14,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3994 to 2276. [2024-11-07 05:07:14,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2276 states, 1836 states have (on average 1.6399782135076253) internal successors, (3011), 1851 states have internal predecessors, (3011), 421 states have call successors, (421), 18 states have call predecessors, (421), 18 states have return successors, (421), 406 states have call predecessors, (421), 421 states have call successors, (421) [2024-11-07 05:07:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 2276 states and 3853 transitions. [2024-11-07 05:07:14,542 INFO L78 Accepts]: Start accepts. Automaton has 2276 states and 3853 transitions. Word has length 431 [2024-11-07 05:07:14,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:07:14,544 INFO L471 AbstractCegarLoop]: Abstraction has 2276 states and 3853 transitions. [2024-11-07 05:07:14,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.2105263157894735) internal successors, (99), 19 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-07 05:07:14,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 3853 transitions. [2024-11-07 05:07:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-07 05:07:14,549 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:07:14,549 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:14,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 05:07:14,549 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:07:14,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:07:14,550 INFO L85 PathProgramCache]: Analyzing trace with hash 124318463, now seen corresponding path program 1 times [2024-11-07 05:07:14,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:07:14,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097516352] [2024-11-07 05:07:14,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:07:14,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:07:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:07:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:07:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:07:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:07:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:07:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:07:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:07:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:07:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:07:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:07:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:07:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 05:07:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 05:07:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-07 05:07:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 05:07:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-07 05:07:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 05:07:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 05:07:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-07 05:07:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 05:07:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 05:07:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 05:07:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 05:07:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 05:07:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-07 05:07:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 05:07:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 05:07:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 05:07:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 05:07:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 05:07:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 05:07:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 05:07:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 05:07:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 05:07:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 05:07:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 05:07:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 05:07:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-07 05:07:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 05:07:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-07 05:07:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-07 05:07:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-07 05:07:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-07 05:07:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-07 05:07:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-07 05:07:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-07 05:07:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-07 05:07:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-07 05:07:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-07 05:07:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 05:07:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 05:07:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-07 05:07:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-07 05:07:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-07 05:07:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-07 05:07:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-07 05:07:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-07 05:07:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-07 05:07:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 05:07:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 05:07:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 05:07:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-07 05:07:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-07 05:07:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-07 05:07:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-07 05:07:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-07 05:07:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-07 05:07:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:18,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-07 05:07:18,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:07:18,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097516352] [2024-11-07 05:07:18,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097516352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:07:18,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:07:18,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-07 05:07:18,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855051965] [2024-11-07 05:07:18,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:07:18,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-07 05:07:18,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:07:18,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 05:07:18,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-07 05:07:18,953 INFO L87 Difference]: Start difference. First operand 2276 states and 3853 transitions. Second operand has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-07 05:07:22,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:07:22,490 INFO L93 Difference]: Finished difference Result 11024 states and 18511 transitions. [2024-11-07 05:07:22,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 05:07:22,491 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) Word has length 431 [2024-11-07 05:07:22,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:07:22,529 INFO L225 Difference]: With dead ends: 11024 [2024-11-07 05:07:22,529 INFO L226 Difference]: Without dead ends: 8671 [2024-11-07 05:07:22,537 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2024-11-07 05:07:22,538 INFO L432 NwaCegarLoop]: 431 mSDtfsCounter, 2191 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 1289 mSolverCounterSat, 562 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2191 SdHoareTripleChecker+Valid, 1377 SdHoareTripleChecker+Invalid, 1851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 562 IncrementalHoareTripleChecker+Valid, 1289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-07 05:07:22,538 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2191 Valid, 1377 Invalid, 1851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [562 Valid, 1289 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-07 05:07:22,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8671 states. [2024-11-07 05:07:23,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8671 to 3118. [2024-11-07 05:07:23,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3118 states, 2598 states have (on average 1.6709006928406467) internal successors, (4341), 2617 states have internal predecessors, (4341), 497 states have call successors, (497), 22 states have call predecessors, (497), 22 states have return successors, (497), 478 states have call predecessors, (497), 497 states have call successors, (497) [2024-11-07 05:07:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 3118 states and 5335 transitions. [2024-11-07 05:07:23,077 INFO L78 Accepts]: Start accepts. Automaton has 3118 states and 5335 transitions. Word has length 431 [2024-11-07 05:07:23,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:07:23,080 INFO L471 AbstractCegarLoop]: Abstraction has 3118 states and 5335 transitions. [2024-11-07 05:07:23,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-07 05:07:23,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3118 states and 5335 transitions. [2024-11-07 05:07:23,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-07 05:07:23,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:07:23,090 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:23,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 05:07:23,090 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:07:23,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:07:23,091 INFO L85 PathProgramCache]: Analyzing trace with hash 681978691, now seen corresponding path program 1 times [2024-11-07 05:07:23,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:07:23,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145333826] [2024-11-07 05:07:23,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:07:23,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:07:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:07:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:07:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:07:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:07:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:07:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:07:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:07:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:07:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:07:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:07:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:07:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 05:07:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 05:07:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-07 05:07:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 05:07:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-07 05:07:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 05:07:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 05:07:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-07 05:07:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 05:07:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 05:07:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 05:07:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 05:07:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 05:07:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-07 05:07:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 05:07:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 05:07:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 05:07:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 05:07:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 05:07:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 05:07:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 05:07:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 05:07:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 05:07:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 05:07:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 05:07:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 05:07:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-07 05:07:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 05:07:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-07 05:07:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-07 05:07:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-07 05:07:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-07 05:07:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-07 05:07:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-07 05:07:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-07 05:07:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-07 05:07:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-07 05:07:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-07 05:07:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 05:07:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 05:07:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-07 05:07:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-07 05:07:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-07 05:07:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-07 05:07:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-07 05:07:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-07 05:07:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-07 05:07:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 05:07:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 05:07:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 05:07:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-07 05:07:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-07 05:07:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-07 05:07:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-07 05:07:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-07 05:07:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-11-07 05:07:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:24,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-07 05:07:24,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:07:24,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145333826] [2024-11-07 05:07:24,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145333826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:07:24,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:07:24,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-07 05:07:24,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734480720] [2024-11-07 05:07:24,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:07:24,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-07 05:07:24,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:07:24,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-07 05:07:24,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-11-07 05:07:24,439 INFO L87 Difference]: Start difference. First operand 3118 states and 5335 transitions. Second operand has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-07 05:07:29,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:07:29,660 INFO L93 Difference]: Finished difference Result 19932 states and 33396 transitions. [2024-11-07 05:07:29,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-07 05:07:29,661 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 431 [2024-11-07 05:07:29,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:07:29,739 INFO L225 Difference]: With dead ends: 19932 [2024-11-07 05:07:29,739 INFO L226 Difference]: Without dead ends: 16817 [2024-11-07 05:07:29,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=170, Invalid=430, Unknown=0, NotChecked=0, Total=600 [2024-11-07 05:07:29,754 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 2900 mSDsluCounter, 2303 mSDsCounter, 0 mSdLazyCounter, 2659 mSolverCounterSat, 862 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2900 SdHoareTripleChecker+Valid, 2816 SdHoareTripleChecker+Invalid, 3521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 862 IncrementalHoareTripleChecker+Valid, 2659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-07 05:07:29,754 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2900 Valid, 2816 Invalid, 3521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [862 Valid, 2659 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-07 05:07:29,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16817 states. [2024-11-07 05:07:31,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16817 to 9591. [2024-11-07 05:07:31,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9591 states, 8008 states have (on average 1.6614635364635364) internal successors, (13305), 8066 states have internal predecessors, (13305), 1514 states have call successors, (1514), 68 states have call predecessors, (1514), 68 states have return successors, (1514), 1456 states have call predecessors, (1514), 1514 states have call successors, (1514) [2024-11-07 05:07:31,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9591 states to 9591 states and 16333 transitions. [2024-11-07 05:07:31,709 INFO L78 Accepts]: Start accepts. Automaton has 9591 states and 16333 transitions. Word has length 431 [2024-11-07 05:07:31,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:07:31,710 INFO L471 AbstractCegarLoop]: Abstraction has 9591 states and 16333 transitions. [2024-11-07 05:07:31,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-07 05:07:31,711 INFO L276 IsEmpty]: Start isEmpty. Operand 9591 states and 16333 transitions. [2024-11-07 05:07:31,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-07 05:07:31,724 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:07:31,724 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:31,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 05:07:31,725 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:07:31,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:07:31,725 INFO L85 PathProgramCache]: Analyzing trace with hash -716060093, now seen corresponding path program 1 times [2024-11-07 05:07:31,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:07:31,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799039431] [2024-11-07 05:07:31,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:07:31,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:07:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat