./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.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-100_file-64.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', '8899bf799d43c7a9612ed78053e9d7a70a7473f753f2bc6e8275a7a2395553fd'] 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-100_file-64.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 8899bf799d43c7a9612ed78053e9d7a70a7473f753f2bc6e8275a7a2395553fd --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 04:46:34,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 04:46:34,825 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 04:46:34,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 04:46:34,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 04:46:34,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 04:46:34,849 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 04:46:34,849 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 04:46:34,849 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 04:46:34,849 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 04:46:34,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 04:46:34,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 04:46:34,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 04:46:34,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 04:46:34,850 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 04:46:34,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 04:46:34,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 04:46:34,850 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 04:46:34,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 04:46:34,850 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 04:46:34,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 04:46:34,851 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 04:46:34,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 04:46:34,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 04:46:34,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 04:46:34,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 04:46:34,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 04:46:34,852 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 04:46:34,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 04:46:34,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 04:46:34,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 04:46:34,852 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 04:46:34,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 04:46:34,852 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 -> 8899bf799d43c7a9612ed78053e9d7a70a7473f753f2bc6e8275a7a2395553fd [2024-11-07 04:46:35,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 04:46:35,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 04:46:35,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 04:46:35,080 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 04:46:35,081 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 04:46:35,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-11-07 04:46:36,189 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 04:46:36,379 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 04:46:36,380 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-11-07 04:46:36,388 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9a81b7494/5170a55290a445f89955336cd4de9fc7/FLAG151efa26b [2024-11-07 04:46:36,749 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9a81b7494/5170a55290a445f89955336cd4de9fc7 [2024-11-07 04:46:36,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 04:46:36,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 04:46:36,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 04:46:36,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 04:46:36,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 04:46:36,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:36,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b34614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36, skipping insertion in model container [2024-11-07 04:46:36,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:36,771 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 04:46:36,859 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-100_file-64.i[916,929] [2024-11-07 04:46:36,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 04:46:36,931 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 04:46:36,937 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-100_file-64.i[916,929] [2024-11-07 04:46:36,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 04:46:36,990 INFO L204 MainTranslator]: Completed translation [2024-11-07 04:46:36,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36 WrapperNode [2024-11-07 04:46:36,991 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 04:46:36,992 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 04:46:36,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 04:46:36,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 04:46:36,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,002 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,045 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 424 [2024-11-07 04:46:37,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 04:46:37,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 04:46:37,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 04:46:37,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 04:46:37,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,061 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,081 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 04:46:37,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,107 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 04:46:37,112 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 04:46:37,112 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 04:46:37,112 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 04:46:37,113 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (1/1) ... [2024-11-07 04:46:37,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 04:46:37,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 04:46:37,137 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 04:46:37,140 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 04:46:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 04:46:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 04:46:37,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 04:46:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 04:46:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 04:46:37,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 04:46:37,247 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 04:46:37,248 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 04:46:37,647 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-07 04:46:37,647 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 04:46:37,658 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 04:46:37,658 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 04:46:37,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:46:37 BoogieIcfgContainer [2024-11-07 04:46:37,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 04:46:37,660 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 04:46:37,660 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 04:46:37,663 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 04:46:37,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:46:36" (1/3) ... [2024-11-07 04:46:37,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d2b24d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:46:37, skipping insertion in model container [2024-11-07 04:46:37,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:46:36" (2/3) ... [2024-11-07 04:46:37,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d2b24d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:46:37, skipping insertion in model container [2024-11-07 04:46:37,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:46:37" (3/3) ... [2024-11-07 04:46:37,666 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-64.i [2024-11-07 04:46:37,675 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 04:46:37,676 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 04:46:37,719 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 04:46:37,726 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;@7a856154, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 04:46:37,726 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 04:46:37,730 INFO L276 IsEmpty]: Start isEmpty. Operand has 182 states, 106 states have (on average 1.4150943396226414) internal successors, (150), 107 states have internal predecessors, (150), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-07 04:46:37,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-11-07 04:46:37,744 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:46:37,744 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:46:37,745 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:46:37,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:46:37,749 INFO L85 PathProgramCache]: Analyzing trace with hash -935234623, now seen corresponding path program 1 times [2024-11-07 04:46:37,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:46:37,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109968103] [2024-11-07 04:46:37,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:46:37,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:46:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:46:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:46:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:46:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:46:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:46:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:46:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:46:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:46:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:46:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:46:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:46:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:46:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:46:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:46:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:46:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:46:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:46:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:46:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:46:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:46:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:46:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:46:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:46:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:46:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:46:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:46:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:46:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:46:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:46:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:46:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:46:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:46:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 04:46:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 04:46:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-07 04:46:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 04:46:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-07 04:46:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 04:46:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-07 04:46:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 04:46:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-07 04:46:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 04:46:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 04:46:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 04:46:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 04:46:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-07 04:46:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-07 04:46:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 04:46:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 04:46:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-07 04:46:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-07 04:46:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-07 04:46:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-07 04:46:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-07 04:46:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-07 04:46:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-07 04:46:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-07 04:46:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-07 04:46:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 04:46:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 04:46:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 04:46:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 04:46:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 04:46:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 04:46:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 04:46:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-07 04:46:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 04:46:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-07 04:46:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-07 04:46:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-07 04:46:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-07 04:46:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-07 04:46:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-07 04:46:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,376 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-07 04:46:38,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:46:38,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109968103] [2024-11-07 04:46:38,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109968103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:46:38,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:46:38,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 04:46:38,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854752933] [2024-11-07 04:46:38,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:46:38,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 04:46:38,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:46:38,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 04:46:38,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 04:46:38,403 INFO L87 Difference]: Start difference. First operand has 182 states, 106 states have (on average 1.4150943396226414) internal successors, (150), 107 states have internal predecessors, (150), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-07 04:46:38,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:46:38,445 INFO L93 Difference]: Finished difference Result 357 states and 659 transitions. [2024-11-07 04:46:38,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 04:46:38,447 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) Word has length 438 [2024-11-07 04:46:38,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:46:38,455 INFO L225 Difference]: With dead ends: 357 [2024-11-07 04:46:38,455 INFO L226 Difference]: Without dead ends: 178 [2024-11-07 04:46:38,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 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 04:46:38,460 INFO L432 NwaCegarLoop]: 289 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, 289 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 04:46:38,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 289 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 04:46:38,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2024-11-07 04:46:38,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2024-11-07 04:46:38,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 103 states have (on average 1.3883495145631068) internal successors, (143), 103 states have internal predecessors, (143), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-07 04:46:38,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 289 transitions. [2024-11-07 04:46:38,519 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 289 transitions. Word has length 438 [2024-11-07 04:46:38,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:46:38,519 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 289 transitions. [2024-11-07 04:46:38,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-07 04:46:38,519 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2024-11-07 04:46:38,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-11-07 04:46:38,529 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:46:38,529 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:46:38,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 04:46:38,530 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:46:38,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:46:38,530 INFO L85 PathProgramCache]: Analyzing trace with hash 258631235, now seen corresponding path program 1 times [2024-11-07 04:46:38,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:46:38,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261791819] [2024-11-07 04:46:38,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:46:38,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:46:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:46:38,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:46:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:46:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:46:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:46:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:46:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:46:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:46:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:46:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:46:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:46:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:46:38,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:46:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:46:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:46:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:46:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:46:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:46:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:46:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:46:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:46:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:46:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:46:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:46:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:46:38,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:46:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:46:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:46:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:46:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:46:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:46:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:46:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 04:46:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 04:46:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-07 04:46:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 04:46:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-07 04:46:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 04:46:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-07 04:46:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 04:46:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-07 04:46:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 04:46:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 04:46:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 04:46:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 04:46:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-07 04:46:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-07 04:46:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 04:46:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 04:46:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-07 04:46:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-07 04:46:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-07 04:46:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-07 04:46:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-07 04:46:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-07 04:46:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-07 04:46:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-07 04:46:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-07 04:46:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 04:46:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 04:46:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 04:46:38,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 04:46:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 04:46:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 04:46:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 04:46:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-07 04:46:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 04:46:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-07 04:46:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-07 04:46:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-07 04:46:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-07 04:46:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-07 04:46:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-07 04:46:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:38,945 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-07 04:46:38,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:46:38,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261791819] [2024-11-07 04:46:38,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261791819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:46:38,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:46:38,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 04:46:38,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043726435] [2024-11-07 04:46:38,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:46:38,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 04:46:38,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:46:38,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 04:46:38,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 04:46:38,951 INFO L87 Difference]: Start difference. First operand 178 states and 289 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-07 04:46:39,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:46:39,004 INFO L93 Difference]: Finished difference Result 488 states and 793 transitions. [2024-11-07 04:46:39,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 04:46:39,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 438 [2024-11-07 04:46:39,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:46:39,008 INFO L225 Difference]: With dead ends: 488 [2024-11-07 04:46:39,008 INFO L226 Difference]: Without dead ends: 313 [2024-11-07 04:46:39,009 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 04:46:39,009 INFO L432 NwaCegarLoop]: 438 mSDtfsCounter, 220 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 04:46:39,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 711 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 04:46:39,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2024-11-07 04:46:39,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 310. [2024-11-07 04:46:39,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 176 states have (on average 1.375) internal successors, (242), 177 states have internal predecessors, (242), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-11-07 04:46:39,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 504 transitions. [2024-11-07 04:46:39,063 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 504 transitions. Word has length 438 [2024-11-07 04:46:39,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:46:39,064 INFO L471 AbstractCegarLoop]: Abstraction has 310 states and 504 transitions. [2024-11-07 04:46:39,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-07 04:46:39,064 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 504 transitions. [2024-11-07 04:46:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-11-07 04:46:39,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:46:39,069 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:46:39,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 04:46:39,070 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:46:39,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:46:39,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1996087840, now seen corresponding path program 1 times [2024-11-07 04:46:39,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:46:39,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686310156] [2024-11-07 04:46:39,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:46:39,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:46:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:46:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:46:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:46:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:46:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:46:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:46:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:46:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:46:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:46:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:46:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:46:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:46:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:46:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:46:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:46:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:46:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:46:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:46:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:46:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:46:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:46:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:46:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:46:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:46:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:46:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:46:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:46:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:46:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:46:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:46:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:46:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:46:41,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 04:46:41,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 04:46:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-07 04:46:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 04:46:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-07 04:46:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 04:46:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-07 04:46:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 04:46:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-07 04:46:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 04:46:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 04:46:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 04:46:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 04:46:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-07 04:46:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-07 04:46:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 04:46:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 04:46:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-07 04:46:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-07 04:46:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-07 04:46:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-07 04:46:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-07 04:46:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-07 04:46:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-07 04:46:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-07 04:46:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-07 04:46:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 04:46:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 04:46:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 04:46:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 04:46:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 04:46:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 04:46:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 04:46:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-07 04:46:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 04:46:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-07 04:46:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-07 04:46:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-07 04:46:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-07 04:46:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-07 04:46:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-07 04:46:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-07 04:46:41,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:46:41,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686310156] [2024-11-07 04:46:41,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686310156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:46:41,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:46:41,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 04:46:41,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716050917] [2024-11-07 04:46:41,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:46:41,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 04:46:41,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:46:41,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 04:46:41,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 04:46:41,637 INFO L87 Difference]: Start difference. First operand 310 states and 504 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-07 04:46:41,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:46:41,999 INFO L93 Difference]: Finished difference Result 914 states and 1486 transitions. [2024-11-07 04:46:41,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 04:46:41,999 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 439 [2024-11-07 04:46:42,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:46:42,009 INFO L225 Difference]: With dead ends: 914 [2024-11-07 04:46:42,009 INFO L226 Difference]: Without dead ends: 607 [2024-11-07 04:46:42,013 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 04:46:42,014 INFO L432 NwaCegarLoop]: 541 mSDtfsCounter, 290 mSDsluCounter, 1185 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 1726 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 04:46:42,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 1726 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 04:46:42,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-11-07 04:46:42,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 318. [2024-11-07 04:46:42,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 318 states, 184 states have (on average 1.3804347826086956) internal successors, (254), 185 states have internal predecessors, (254), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-11-07 04:46:42,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 516 transitions. [2024-11-07 04:46:42,093 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 516 transitions. Word has length 439 [2024-11-07 04:46:42,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:46:42,094 INFO L471 AbstractCegarLoop]: Abstraction has 318 states and 516 transitions. [2024-11-07 04:46:42,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-07 04:46:42,098 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 516 transitions. [2024-11-07 04:46:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-11-07 04:46:42,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:46:42,100 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:46:42,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 04:46:42,101 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:46:42,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:46:42,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1478934816, now seen corresponding path program 1 times [2024-11-07 04:46:42,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:46:42,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867307236] [2024-11-07 04:46:42,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:46:42,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:46:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:46:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:46:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:46:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:46:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:46:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:46:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:46:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:46:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:46:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:46:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:46:43,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:46:43,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:46:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:46:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:46:43,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:46:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:46:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:46:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:46:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:46:43,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:46:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:46:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:46:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:46:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:46:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:46:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:46:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:46:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:46:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:46:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:46:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:46:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 04:46:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 04:46:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-07 04:46:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 04:46:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-07 04:46:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 04:46:43,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-07 04:46:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 04:46:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-07 04:46:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 04:46:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 04:46:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 04:46:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 04:46:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-11-07 04:46:43,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-07 04:46:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 04:46:43,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 04:46:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-11-07 04:46:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-07 04:46:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-11-07 04:46:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-07 04:46:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-07 04:46:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-07 04:46:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-07 04:46:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-07 04:46:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-07 04:46:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 04:46:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 04:46:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 04:46:43,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 04:46:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 04:46:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 04:46:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 04:46:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-07 04:46:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 04:46:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-07 04:46:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-07 04:46:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-07 04:46:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-07 04:46:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-07 04:46:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-07 04:46:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:46:43,613 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-07 04:46:43,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:46:43,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867307236] [2024-11-07 04:46:43,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867307236] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:46:43,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:46:43,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 04:46:43,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107945715] [2024-11-07 04:46:43,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:46:43,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 04:46:43,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:46:43,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 04:46:43,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 04:46:43,614 INFO L87 Difference]: Start difference. First operand 318 states and 516 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-07 04:46:44,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:46:44,180 INFO L93 Difference]: Finished difference Result 1092 states and 1778 transitions. [2024-11-07 04:46:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 04:46:44,181 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 439 [2024-11-07 04:46:44,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:46:44,186 INFO L225 Difference]: With dead ends: 1092 [2024-11-07 04:46:44,186 INFO L226 Difference]: Without dead ends: 777 [2024-11-07 04:46:44,188 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 04:46:44,188 INFO L432 NwaCegarLoop]: 543 mSDtfsCounter, 396 mSDsluCounter, 927 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 1470 SdHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 04:46:44,188 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 1470 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 04:46:44,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 777 states. [2024-11-07 04:46:44,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 777 to 310. [2024-11-07 04:46:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 176 states have (on average 1.3636363636363635) internal successors, (240), 177 states have internal predecessors, (240), 131 states have call successors, (131), 2 states have call predecessors, (131), 2 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2024-11-07 04:46:44,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 502 transitions. [2024-11-07 04:46:44,224 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 502 transitions. Word has length 439 [2024-11-07 04:46:44,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:46:44,225 INFO L471 AbstractCegarLoop]: Abstraction has 310 states and 502 transitions. [2024-11-07 04:46:44,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-07 04:46:44,225 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 502 transitions. [2024-11-07 04:46:44,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2024-11-07 04:46:44,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:46:44,227 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:46:44,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 04:46:44,227 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:46:44,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:46:44,228 INFO L85 PathProgramCache]: Analyzing trace with hash 2136552699, now seen corresponding path program 1 times [2024-11-07 04:46:44,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:46:44,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008512834] [2024-11-07 04:46:44,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:46:44,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:46:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat