./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c --full-output --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1d5fa637 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/automizer/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/automizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/automizer/data -tc /storage/repos/certificate-witnesses-artifact/automizer/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c -s /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/certificate-witnesses-artifact/automizer --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 9a8e2b8a66923dd7d46d9db92fbd8b38c75eb8108da5237ec87b15cd1ae67985 --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 09:52:58,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 09:52:58,198 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-09-13 09:52:58,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 09:52:58,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 09:52:58,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 09:52:58,237 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 09:52:58,238 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 09:52:58,239 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 09:52:58,240 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 09:52:58,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 09:52:58,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 09:52:58,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 09:52:58,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 09:52:58,243 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 09:52:58,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 09:52:58,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 09:52:58,244 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 09:52:58,244 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 09:52:58,244 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 09:52:58,245 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 09:52:58,245 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 09:52:58,246 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 09:52:58,246 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 09:52:58,247 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 09:52:58,247 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 09:52:58,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 09:52:58,248 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 09:52:58,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 09:52:58,248 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 09:52:58,249 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 09:52:58,249 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 09:52:58,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 09:52:58,250 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 09:52:58,250 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 09:52:58,250 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 09:52:58,251 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 09:52:58,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 09:52:58,251 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 09:52:58,251 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 09:52:58,252 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 09:52:58,252 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 09:52:58,252 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/automizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/certificate-witnesses-artifact/automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a8e2b8a66923dd7d46d9db92fbd8b38c75eb8108da5237ec87b15cd1ae67985 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: YAML Format version -> 2.1 [2024-09-13 09:52:58,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 09:52:58,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 09:52:58,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 09:52:58,518 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 09:52:58,519 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 09:52:58,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/automizer/../sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c [2024-09-13 09:52:59,999 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 09:53:00,169 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 09:53:00,170 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c [2024-09-13 09:53:00,178 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/automizer/data/ec283db89/38d2deb79c6a48c39212bd41991786a6/FLAG0e7671b31 [2024-09-13 09:53:00,573 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/automizer/data/ec283db89/38d2deb79c6a48c39212bd41991786a6 [2024-09-13 09:53:00,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 09:53:00,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-09-13 09:53:00,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 09:53:00,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 09:53:00,583 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 09:53:00,584 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d7f78b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00, skipping insertion in model container [2024-09-13 09:53:00,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 09:53:00,760 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c[1963,1976] [2024-09-13 09:53:00,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 09:53:00,773 INFO L200 MainTranslator]: Completed pre-run [2024-09-13 09:53:00,786 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_3.c[1963,1976] [2024-09-13 09:53:00,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 09:53:00,799 INFO L204 MainTranslator]: Completed translation [2024-09-13 09:53:00,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00 WrapperNode [2024-09-13 09:53:00,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 09:53:00,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-13 09:53:00,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-13 09:53:00,801 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-13 09:53:00,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,811 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,817 INFO L138 Inliner]: procedures = 14, calls = 40, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-09-13 09:53:00,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-13 09:53:00,818 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 09:53:00,818 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 09:53:00,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 09:53:00,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,828 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,843 INFO L175 MemorySlicer]: Split 20 memory accesses to 4 slices as follows [2, 6, 6, 6]. 30 percent of accesses are in the largest equivalence class. The 5 initializations are split as follows [2, 1, 1, 1]. The 6 writes are split as follows [0, 2, 2, 2]. [2024-09-13 09:53:00,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,852 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 09:53:00,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 09:53:00,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 09:53:00,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 09:53:00,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (1/1) ... [2024-09-13 09:53:00,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 09:53:00,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:53:00,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 09:53:00,892 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 09:53:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 09:53:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 09:53:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 09:53:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-09-13 09:53:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-09-13 09:53:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-09-13 09:53:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-09-13 09:53:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-13 09:53:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-09-13 09:53:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-09-13 09:53:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-09-13 09:53:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-09-13 09:53:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_23_to_23_0 [2024-09-13 09:53:00,935 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_23_to_23_0 [2024-09-13 09:53:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 09:53:00,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 09:53:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_22_to_23_0 [2024-09-13 09:53:00,936 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_22_to_23_0 [2024-09-13 09:53:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 09:53:00,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 09:53:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-09-13 09:53:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-09-13 09:53:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-09-13 09:53:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-09-13 09:53:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_21_to_22_0 [2024-09-13 09:53:00,937 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_21_to_22_0 [2024-09-13 09:53:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 09:53:01,016 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 09:53:01,018 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 09:53:01,183 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-09-13 09:53:01,184 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 09:53:01,210 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 09:53:01,211 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-13 09:53:01,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 09:53:01 BoogieIcfgContainer [2024-09-13 09:53:01,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 09:53:01,214 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-13 09:53:01,215 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-13 09:53:01,218 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-13 09:53:01,218 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.09 09:53:00" (1/3) ... [2024-09-13 09:53:01,219 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a08478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.09 09:53:01, skipping insertion in model container [2024-09-13 09:53:01,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 09:53:00" (2/3) ... [2024-09-13 09:53:01,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a08478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.09 09:53:01, skipping insertion in model container [2024-09-13 09:53:01,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 09:53:01" (3/3) ... [2024-09-13 09:53:01,222 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_nested_3.c [2024-09-13 09:53:01,241 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-13 09:53:01,241 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-09-13 09:53:01,313 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-09-13 09:53:01,318 INFO L336 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=All, 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;@d8b9301, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-13 09:53:01,318 INFO L337 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-09-13 09:53:01,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 25 states have internal predecessors, (28), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-09-13 09:53:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-09-13 09:53:01,328 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:01,329 INFO L216 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:01,329 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:01,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:01,334 INFO L85 PathProgramCache]: Analyzing trace with hash 560869146, now seen corresponding path program 1 times [2024-09-13 09:53:01,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:01,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910813846] [2024-09-13 09:53:01,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:01,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:01,859 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:01,884 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:01,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-13 09:53:01,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:01,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910813846] [2024-09-13 09:53:01,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910813846] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-13 09:53:01,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-13 09:53:01,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-13 09:53:01,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127598699] [2024-09-13 09:53:01,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-13 09:53:01,990 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-13 09:53:01,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:02,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-13 09:53:02,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-09-13 09:53:02,009 INFO L87 Difference]: Start difference. First operand has 36 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 25 states have internal predecessors, (28), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-09-13 09:53:02,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:02,208 INFO L93 Difference]: Finished difference Result 53 states and 66 transitions. [2024-09-13 09:53:02,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-13 09:53:02,210 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 16 [2024-09-13 09:53:02,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:02,216 INFO L225 Difference]: With dead ends: 53 [2024-09-13 09:53:02,216 INFO L226 Difference]: Without dead ends: 38 [2024-09-13 09:53:02,218 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-09-13 09:53:02,221 INFO L434 NwaCegarLoop]: 28 mSDtfsCounter, 10 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:02,222 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 87 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-13 09:53:02,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2024-09-13 09:53:02,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 34. [2024-09-13 09:53:02,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 20 states have (on average 1.25) internal successors, (25), 23 states have internal predecessors, (25), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 7 states have call predecessors, (8), 7 states have call successors, (8) [2024-09-13 09:53:02,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 41 transitions. [2024-09-13 09:53:02,265 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 41 transitions. Word has length 16 [2024-09-13 09:53:02,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:02,265 INFO L474 AbstractCegarLoop]: Abstraction has 34 states and 41 transitions. [2024-09-13 09:53:02,266 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-09-13 09:53:02,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:02,266 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-09-13 09:53:02,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-09-13 09:53:02,270 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:02,271 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:02,272 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-13 09:53:02,272 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:02,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:02,273 INFO L85 PathProgramCache]: Analyzing trace with hash 448801815, now seen corresponding path program 1 times [2024-09-13 09:53:02,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:02,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768455424] [2024-09-13 09:53:02,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:02,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:02,463 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:02,474 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:02,552 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:02,610 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 09:53:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:02,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-13 09:53:02,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:02,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768455424] [2024-09-13 09:53:02,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768455424] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-13 09:53:02,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-13 09:53:02,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-13 09:53:02,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840114388] [2024-09-13 09:53:02,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-13 09:53:02,621 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-13 09:53:02,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:02,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-13 09:53:02,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-09-13 09:53:02,624 INFO L87 Difference]: Start difference. First operand 34 states and 41 transitions. Second operand has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2024-09-13 09:53:02,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:02,777 INFO L93 Difference]: Finished difference Result 66 states and 83 transitions. [2024-09-13 09:53:02,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-13 09:53:02,777 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 27 [2024-09-13 09:53:02,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:02,781 INFO L225 Difference]: With dead ends: 66 [2024-09-13 09:53:02,781 INFO L226 Difference]: Without dead ends: 38 [2024-09-13 09:53:02,782 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-09-13 09:53:02,783 INFO L434 NwaCegarLoop]: 26 mSDtfsCounter, 21 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:02,784 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 82 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-13 09:53:02,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2024-09-13 09:53:02,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 36. [2024-09-13 09:53:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 24 states have internal predecessors, (26), 8 states have call successors, (8), 5 states have call predecessors, (8), 6 states have return successors, (9), 7 states have call predecessors, (9), 7 states have call successors, (9) [2024-09-13 09:53:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 43 transitions. [2024-09-13 09:53:02,799 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 43 transitions. Word has length 27 [2024-09-13 09:53:02,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:02,800 INFO L474 AbstractCegarLoop]: Abstraction has 36 states and 43 transitions. [2024-09-13 09:53:02,801 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2024-09-13 09:53:02,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:02,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2024-09-13 09:53:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-09-13 09:53:02,803 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:02,804 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:02,804 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-13 09:53:02,804 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:02,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:02,805 INFO L85 PathProgramCache]: Analyzing trace with hash 374329425, now seen corresponding path program 1 times [2024-09-13 09:53:02,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:02,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185153813] [2024-09-13 09:53:02,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:02,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:02,929 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:02,937 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,020 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,069 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,105 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-13 09:53:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,110 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-09-13 09:53:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,113 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-13 09:53:03,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:03,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185153813] [2024-09-13 09:53:03,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185153813] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-13 09:53:03,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-13 09:53:03,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-13 09:53:03,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915113340] [2024-09-13 09:53:03,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-13 09:53:03,115 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-13 09:53:03,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:03,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-13 09:53:03,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-09-13 09:53:03,119 INFO L87 Difference]: Start difference. First operand 36 states and 43 transitions. Second operand has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 5 states have internal predecessors, (23), 3 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-09-13 09:53:03,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:03,260 INFO L93 Difference]: Finished difference Result 68 states and 86 transitions. [2024-09-13 09:53:03,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-13 09:53:03,261 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 5 states have internal predecessors, (23), 3 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 38 [2024-09-13 09:53:03,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:03,262 INFO L225 Difference]: With dead ends: 68 [2024-09-13 09:53:03,262 INFO L226 Difference]: Without dead ends: 38 [2024-09-13 09:53:03,263 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-09-13 09:53:03,266 INFO L434 NwaCegarLoop]: 26 mSDtfsCounter, 22 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:03,268 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 96 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-13 09:53:03,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2024-09-13 09:53:03,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2024-09-13 09:53:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 25 states have internal predecessors, (27), 8 states have call successors, (8), 5 states have call predecessors, (8), 7 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) [2024-09-13 09:53:03,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 45 transitions. [2024-09-13 09:53:03,278 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 45 transitions. Word has length 38 [2024-09-13 09:53:03,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:03,278 INFO L474 AbstractCegarLoop]: Abstraction has 38 states and 45 transitions. [2024-09-13 09:53:03,279 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 5 states have internal predecessors, (23), 3 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-09-13 09:53:03,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:03,279 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2024-09-13 09:53:03,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-09-13 09:53:03,280 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:03,280 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:03,281 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-13 09:53:03,281 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:03,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:03,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1307496149, now seen corresponding path program 1 times [2024-09-13 09:53:03,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:03,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526228420] [2024-09-13 09:53:03,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:03,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,528 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,540 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,674 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,765 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,878 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,931 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-09-13 09:53:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,935 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-09-13 09:53:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:03,941 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-09-13 09:53:03,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:03,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526228420] [2024-09-13 09:53:03,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526228420] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:53:03,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [745847444] [2024-09-13 09:53:03,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:03,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:03,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:53:03,946 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 09:53:03,948 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-09-13 09:53:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:04,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-09-13 09:53:04,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 09:53:04,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 09:53:04,351 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-09-13 09:53:04,352 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 09:53:04,991 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-13 09:53:04,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [745847444] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-13 09:53:04,991 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-13 09:53:04,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 10] total 26 [2024-09-13 09:53:04,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900499108] [2024-09-13 09:53:04,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-13 09:53:04,993 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-09-13 09:53:04,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:04,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-09-13 09:53:04,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=553, Unknown=0, NotChecked=0, Total=650 [2024-09-13 09:53:04,996 INFO L87 Difference]: Start difference. First operand 38 states and 45 transitions. Second operand has 26 states, 20 states have (on average 2.45) internal successors, (49), 20 states have internal predecessors, (49), 10 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (15), 7 states have call predecessors, (15), 10 states have call successors, (15) [2024-09-13 09:53:05,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:05,483 INFO L93 Difference]: Finished difference Result 74 states and 93 transitions. [2024-09-13 09:53:05,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-13 09:53:05,484 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 20 states have (on average 2.45) internal successors, (49), 20 states have internal predecessors, (49), 10 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (15), 7 states have call predecessors, (15), 10 states have call successors, (15) Word has length 43 [2024-09-13 09:53:05,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:05,485 INFO L225 Difference]: With dead ends: 74 [2024-09-13 09:53:05,485 INFO L226 Difference]: Without dead ends: 42 [2024-09-13 09:53:05,486 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=194, Invalid=996, Unknown=0, NotChecked=0, Total=1190 [2024-09-13 09:53:05,487 INFO L434 NwaCegarLoop]: 22 mSDtfsCounter, 25 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:05,488 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 201 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-09-13 09:53:05,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2024-09-13 09:53:05,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2024-09-13 09:53:05,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 27 states have internal predecessors, (29), 8 states have call successors, (8), 5 states have call predecessors, (8), 9 states have return successors, (12), 9 states have call predecessors, (12), 7 states have call successors, (12) [2024-09-13 09:53:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2024-09-13 09:53:05,497 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 43 [2024-09-13 09:53:05,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:05,498 INFO L474 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2024-09-13 09:53:05,498 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 20 states have (on average 2.45) internal successors, (49), 20 states have internal predecessors, (49), 10 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (15), 7 states have call predecessors, (15), 10 states have call successors, (15) [2024-09-13 09:53:05,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2024-09-13 09:53:05,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-09-13 09:53:05,500 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:05,500 INFO L216 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:05,519 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-09-13 09:53:05,703 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:05,704 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:05,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:05,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1547720771, now seen corresponding path program 2 times [2024-09-13 09:53:05,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:05,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391884184] [2024-09-13 09:53:05,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:05,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,020 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,028 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,262 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,410 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,523 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,621 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,669 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-09-13 09:53:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,680 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,686 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,692 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,695 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-09-13 09:53:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,699 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-09-13 09:53:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:06,702 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-09-13 09:53:06,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:06,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391884184] [2024-09-13 09:53:06,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391884184] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:53:06,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850819276] [2024-09-13 09:53:06,703 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-13 09:53:06,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:06,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:53:06,706 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 09:53:06,707 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-13 09:53:06,830 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-13 09:53:06,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-13 09:53:06,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-09-13 09:53:06,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 09:53:06,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 09:53:07,093 INFO L349 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2024-09-13 09:53:07,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 20 [2024-09-13 09:53:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-09-13 09:53:07,144 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 09:53:07,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1850819276] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:53:07,349 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-09-13 09:53:07,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11] total 23 [2024-09-13 09:53:07,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919432229] [2024-09-13 09:53:07,349 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-09-13 09:53:07,350 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-09-13 09:53:07,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:07,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-09-13 09:53:07,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2024-09-13 09:53:07,351 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand has 23 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 8 states have call successors, (18), 5 states have call predecessors, (18), 7 states have return successors, (14), 7 states have call predecessors, (14), 8 states have call successors, (14) [2024-09-13 09:53:11,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 09:53:15,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-13 09:53:16,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:16,618 INFO L93 Difference]: Finished difference Result 85 states and 106 transitions. [2024-09-13 09:53:16,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-13 09:53:16,620 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 8 states have call successors, (18), 5 states have call predecessors, (18), 7 states have return successors, (14), 7 states have call predecessors, (14), 8 states have call successors, (14) Word has length 69 [2024-09-13 09:53:16,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:16,621 INFO L225 Difference]: With dead ends: 85 [2024-09-13 09:53:16,621 INFO L226 Difference]: Without dead ends: 49 [2024-09-13 09:53:16,622 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=153, Invalid=1107, Unknown=0, NotChecked=0, Total=1260 [2024-09-13 09:53:16,623 INFO L434 NwaCegarLoop]: 13 mSDtfsCounter, 41 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 510 mSolverCounterSat, 21 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 510 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:16,623 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 112 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 510 Invalid, 2 Unknown, 0 Unchecked, 8.9s Time] [2024-09-13 09:53:16,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-09-13 09:53:16,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2024-09-13 09:53:16,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 30 states have internal predecessors, (33), 8 states have call successors, (8), 5 states have call predecessors, (8), 11 states have return successors, (15), 12 states have call predecessors, (15), 7 states have call successors, (15) [2024-09-13 09:53:16,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 56 transitions. [2024-09-13 09:53:16,640 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 56 transitions. Word has length 69 [2024-09-13 09:53:16,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:16,641 INFO L474 AbstractCegarLoop]: Abstraction has 48 states and 56 transitions. [2024-09-13 09:53:16,641 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 8 states have call successors, (18), 5 states have call predecessors, (18), 7 states have return successors, (14), 7 states have call predecessors, (14), 8 states have call successors, (14) [2024-09-13 09:53:16,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:16,642 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2024-09-13 09:53:16,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-09-13 09:53:16,645 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:16,646 INFO L216 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:16,664 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-13 09:53:16,846 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:16,847 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:16,847 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:16,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1218385533, now seen corresponding path program 1 times [2024-09-13 09:53:16,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:16,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124680116] [2024-09-13 09:53:16,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:16,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:16,938 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:16,956 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,012 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,049 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,055 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,059 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,063 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,065 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-13 09:53:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,073 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,080 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,089 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,093 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,095 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-13 09:53:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,098 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-09-13 09:53:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,101 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-09-13 09:53:17,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:17,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124680116] [2024-09-13 09:53:17,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124680116] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-13 09:53:17,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-13 09:53:17,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-13 09:53:17,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82350140] [2024-09-13 09:53:17,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-13 09:53:17,102 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-13 09:53:17,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:17,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-13 09:53:17,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-09-13 09:53:17,103 INFO L87 Difference]: Start difference. First operand 48 states and 56 transitions. Second operand has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-09-13 09:53:17,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:17,256 INFO L93 Difference]: Finished difference Result 54 states and 62 transitions. [2024-09-13 09:53:17,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-13 09:53:17,257 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 79 [2024-09-13 09:53:17,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:17,258 INFO L225 Difference]: With dead ends: 54 [2024-09-13 09:53:17,258 INFO L226 Difference]: Without dead ends: 51 [2024-09-13 09:53:17,259 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-09-13 09:53:17,259 INFO L434 NwaCegarLoop]: 24 mSDtfsCounter, 23 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:17,259 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 79 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-13 09:53:17,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-09-13 09:53:17,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2024-09-13 09:53:17,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 32 states have internal predecessors, (35), 8 states have call successors, (8), 5 states have call predecessors, (8), 11 states have return successors, (15), 12 states have call predecessors, (15), 7 states have call successors, (15) [2024-09-13 09:53:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 58 transitions. [2024-09-13 09:53:17,275 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 58 transitions. Word has length 79 [2024-09-13 09:53:17,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:17,276 INFO L474 AbstractCegarLoop]: Abstraction has 50 states and 58 transitions. [2024-09-13 09:53:17,276 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-09-13 09:53:17,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:17,277 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2024-09-13 09:53:17,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-09-13 09:53:17,278 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:17,278 INFO L216 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:17,278 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-13 09:53:17,278 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:17,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:17,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1218387455, now seen corresponding path program 1 times [2024-09-13 09:53:17,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:17,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515903338] [2024-09-13 09:53:17,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:17,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,659 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,676 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:17,957 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,171 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,375 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,564 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,661 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,769 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-13 09:53:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,778 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,783 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,787 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,789 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,791 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-13 09:53:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,793 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-09-13 09:53:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,796 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 10 proven. 75 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-09-13 09:53:18,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:18,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515903338] [2024-09-13 09:53:18,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515903338] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:53:18,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276118485] [2024-09-13 09:53:18,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:18,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:18,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:53:18,798 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 09:53:18,806 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-13 09:53:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:18,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-09-13 09:53:18,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 09:53:18,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 09:53:19,457 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 80 proven. 15 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-09-13 09:53:19,457 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 09:53:22,477 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 6 proven. 103 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-09-13 09:53:22,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276118485] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-13 09:53:22,477 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-13 09:53:22,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 18] total 34 [2024-09-13 09:53:22,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911166779] [2024-09-13 09:53:22,478 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-13 09:53:22,478 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-09-13 09:53:22,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:22,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-09-13 09:53:22,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=213, Invalid=909, Unknown=0, NotChecked=0, Total=1122 [2024-09-13 09:53:22,480 INFO L87 Difference]: Start difference. First operand 50 states and 58 transitions. Second operand has 34 states, 26 states have (on average 2.5) internal successors, (65), 27 states have internal predecessors, (65), 10 states have call successors, (28), 9 states have call predecessors, (28), 11 states have return successors, (24), 9 states have call predecessors, (24), 10 states have call successors, (24) [2024-09-13 09:53:23,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:23,242 INFO L93 Difference]: Finished difference Result 98 states and 121 transitions. [2024-09-13 09:53:23,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-09-13 09:53:23,243 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 26 states have (on average 2.5) internal successors, (65), 27 states have internal predecessors, (65), 10 states have call successors, (28), 9 states have call predecessors, (28), 11 states have return successors, (24), 9 states have call predecessors, (24), 10 states have call successors, (24) Word has length 79 [2024-09-13 09:53:23,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:23,243 INFO L225 Difference]: With dead ends: 98 [2024-09-13 09:53:23,244 INFO L226 Difference]: Without dead ends: 54 [2024-09-13 09:53:23,245 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 162 SyntacticMatches, 3 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 569 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=332, Invalid=1308, Unknown=0, NotChecked=0, Total=1640 [2024-09-13 09:53:23,245 INFO L434 NwaCegarLoop]: 26 mSDtfsCounter, 48 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:23,246 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 239 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-09-13 09:53:23,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-09-13 09:53:23,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-09-13 09:53:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 32 states have (on average 1.15625) internal successors, (37), 34 states have internal predecessors, (37), 8 states have call successors, (8), 5 states have call predecessors, (8), 13 states have return successors, (17), 14 states have call predecessors, (17), 7 states have call successors, (17) [2024-09-13 09:53:23,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 62 transitions. [2024-09-13 09:53:23,259 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 62 transitions. Word has length 79 [2024-09-13 09:53:23,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:23,260 INFO L474 AbstractCegarLoop]: Abstraction has 54 states and 62 transitions. [2024-09-13 09:53:23,260 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 26 states have (on average 2.5) internal successors, (65), 27 states have internal predecessors, (65), 10 states have call successors, (28), 9 states have call predecessors, (28), 11 states have return successors, (24), 9 states have call predecessors, (24), 10 states have call successors, (24) [2024-09-13 09:53:23,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2024-09-13 09:53:23,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-09-13 09:53:23,262 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:23,262 INFO L216 NwaCegarLoop]: trace histogram [12, 12, 10, 10, 10, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:23,279 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-13 09:53:23,466 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-09-13 09:53:23,467 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:23,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:23,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1257666363, now seen corresponding path program 2 times [2024-09-13 09:53:23,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:23,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267422663] [2024-09-13 09:53:23,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:23,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:24,065 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:24,088 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:24,385 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:24,773 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,035 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,278 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,414 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,521 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,630 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,726 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-09-13 09:53:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,744 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,752 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,765 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,770 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,774 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,778 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,780 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-09-13 09:53:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,782 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-09-13 09:53:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:25,785 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 14 proven. 171 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2024-09-13 09:53:25,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:25,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267422663] [2024-09-13 09:53:25,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267422663] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:53:25,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [396144919] [2024-09-13 09:53:25,786 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-13 09:53:25,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:25,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:53:25,788 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 09:53:25,790 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-13 09:53:26,036 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-13 09:53:26,037 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-13 09:53:26,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-09-13 09:53:26,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 09:53:26,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-09-13 09:53:26,405 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-09-13 09:53:26,405 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 09:53:27,217 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-09-13 09:53:27,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [396144919] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-13 09:53:27,218 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-13 09:53:27,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 9, 10] total 33 [2024-09-13 09:53:27,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639218341] [2024-09-13 09:53:27,218 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-13 09:53:27,219 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-09-13 09:53:27,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:27,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-09-13 09:53:27,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=931, Unknown=0, NotChecked=0, Total=1056 [2024-09-13 09:53:27,220 INFO L87 Difference]: Start difference. First operand 54 states and 62 transitions. Second operand has 33 states, 25 states have (on average 2.24) internal successors, (56), 27 states have internal predecessors, (56), 12 states have call successors, (21), 7 states have call predecessors, (21), 12 states have return successors, (20), 11 states have call predecessors, (20), 12 states have call successors, (20) [2024-09-13 09:53:28,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:28,006 INFO L93 Difference]: Finished difference Result 102 states and 124 transitions. [2024-09-13 09:53:28,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-13 09:53:28,006 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 25 states have (on average 2.24) internal successors, (56), 27 states have internal predecessors, (56), 12 states have call successors, (21), 7 states have call predecessors, (21), 12 states have return successors, (20), 11 states have call predecessors, (20), 12 states have call successors, (20) Word has length 99 [2024-09-13 09:53:28,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:28,008 INFO L225 Difference]: With dead ends: 102 [2024-09-13 09:53:28,008 INFO L226 Difference]: Without dead ends: 54 [2024-09-13 09:53:28,010 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=287, Invalid=1875, Unknown=0, NotChecked=0, Total=2162 [2024-09-13 09:53:28,011 INFO L434 NwaCegarLoop]: 17 mSDtfsCounter, 36 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:28,011 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 189 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 483 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-09-13 09:53:28,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-09-13 09:53:28,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-09-13 09:53:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 34 states have internal predecessors, (36), 8 states have call successors, (8), 5 states have call predecessors, (8), 14 states have return successors, (17), 14 states have call predecessors, (17), 7 states have call successors, (17) [2024-09-13 09:53:28,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 61 transitions. [2024-09-13 09:53:28,025 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 61 transitions. Word has length 99 [2024-09-13 09:53:28,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:28,027 INFO L474 AbstractCegarLoop]: Abstraction has 54 states and 61 transitions. [2024-09-13 09:53:28,027 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 25 states have (on average 2.24) internal successors, (56), 27 states have internal predecessors, (56), 12 states have call successors, (21), 7 states have call predecessors, (21), 12 states have return successors, (20), 11 states have call predecessors, (20), 12 states have call successors, (20) [2024-09-13 09:53:28,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:28,027 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2024-09-13 09:53:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-09-13 09:53:28,032 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:28,032 INFO L216 NwaCegarLoop]: trace histogram [28, 28, 24, 24, 24, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:28,051 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-13 09:53:28,232 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:28,233 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:28,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:28,233 INFO L85 PathProgramCache]: Analyzing trace with hash 257488474, now seen corresponding path program 3 times [2024-09-13 09:53:28,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:28,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554505317] [2024-09-13 09:53:28,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:28,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:28,862 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:28,883 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,333 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,652 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,668 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,674 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,681 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,686 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,690 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,693 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,694 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,944 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,959 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,967 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,973 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,979 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,983 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,986 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:29,988 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,061 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-09-13 09:53:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,091 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,113 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,123 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,132 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,139 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,144 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,148 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,150 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,152 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,163 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,170 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,176 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,182 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,187 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,190 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,193 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,195 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,196 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-09-13 09:53:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:30,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1881 backedges. 8 proven. 50 refuted. 0 times theorem prover too weak. 1823 trivial. 0 not checked. [2024-09-13 09:53:30,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:30,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554505317] [2024-09-13 09:53:30,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554505317] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:53:30,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216078808] [2024-09-13 09:53:30,200 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-13 09:53:30,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:30,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:53:30,202 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 09:53:30,205 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-13 09:53:30,377 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-09-13 09:53:30,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-13 09:53:30,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-09-13 09:53:30,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 09:53:30,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-09-13 09:53:30,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1881 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1873 trivial. 0 not checked. [2024-09-13 09:53:30,691 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 09:53:32,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1881 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2024-09-13 09:53:32,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [216078808] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-13 09:53:32,378 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-13 09:53:32,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 14] total 34 [2024-09-13 09:53:32,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731350048] [2024-09-13 09:53:32,378 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-13 09:53:32,379 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-09-13 09:53:32,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:32,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-09-13 09:53:32,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=976, Unknown=0, NotChecked=0, Total=1122 [2024-09-13 09:53:32,380 INFO L87 Difference]: Start difference. First operand 54 states and 61 transitions. Second operand has 34 states, 26 states have (on average 2.269230769230769) internal successors, (59), 27 states have internal predecessors, (59), 15 states have call successors, (25), 8 states have call predecessors, (25), 11 states have return successors, (22), 13 states have call predecessors, (22), 15 states have call successors, (22) [2024-09-13 09:53:33,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:33,189 INFO L93 Difference]: Finished difference Result 106 states and 124 transitions. [2024-09-13 09:53:33,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-09-13 09:53:33,190 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 26 states have (on average 2.269230769230769) internal successors, (59), 27 states have internal predecessors, (59), 15 states have call successors, (25), 8 states have call predecessors, (25), 11 states have return successors, (22), 13 states have call predecessors, (22), 15 states have call successors, (22) Word has length 202 [2024-09-13 09:53:33,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:33,191 INFO L225 Difference]: With dead ends: 106 [2024-09-13 09:53:33,192 INFO L226 Difference]: Without dead ends: 58 [2024-09-13 09:53:33,192 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 499 GetRequests, 456 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=290, Invalid=1690, Unknown=0, NotChecked=0, Total=1980 [2024-09-13 09:53:33,193 INFO L434 NwaCegarLoop]: 18 mSDtfsCounter, 50 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:33,193 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 192 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 453 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-09-13 09:53:33,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-09-13 09:53:33,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-09-13 09:53:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 36 states have internal predecessors, (38), 8 states have call successors, (8), 5 states have call predecessors, (8), 16 states have return successors, (19), 16 states have call predecessors, (19), 7 states have call successors, (19) [2024-09-13 09:53:33,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 65 transitions. [2024-09-13 09:53:33,209 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 65 transitions. Word has length 202 [2024-09-13 09:53:33,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:33,210 INFO L474 AbstractCegarLoop]: Abstraction has 58 states and 65 transitions. [2024-09-13 09:53:33,210 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 26 states have (on average 2.269230769230769) internal successors, (59), 27 states have internal predecessors, (59), 15 states have call successors, (25), 8 states have call predecessors, (25), 11 states have return successors, (22), 13 states have call predecessors, (22), 15 states have call successors, (22) [2024-09-13 09:53:33,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2024-09-13 09:53:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2024-09-13 09:53:33,216 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:33,216 INFO L216 NwaCegarLoop]: trace histogram [63, 63, 54, 54, 54, 12, 12, 9, 9, 9, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:33,232 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-09-13 09:53:33,417 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:33,417 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:33,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:33,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1186302767, now seen corresponding path program 4 times [2024-09-13 09:53:33,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:33,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960081135] [2024-09-13 09:53:33,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:33,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:34,916 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:34,928 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:36,246 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:36,766 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:36,782 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:36,788 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:36,796 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:36,801 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:36,804 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:36,806 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:36,808 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,130 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,144 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,150 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,155 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,159 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,163 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,165 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,166 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,302 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,316 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,322 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,328 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,334 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,337 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,340 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,341 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,432 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-09-13 09:53:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,508 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,531 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,538 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,544 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,549 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,553 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,556 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,558 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,559 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,575 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,583 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,589 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,593 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,597 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,600 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,602 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,603 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,614 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,622 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,629 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,635 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,639 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,643 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,645 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,646 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,647 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-09-13 09:53:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,679 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,705 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,713 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,719 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,724 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,728 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,732 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,734 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,735 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,752 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,760 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,770 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,776 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,780 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,783 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,785 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,788 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,798 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,806 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,813 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,821 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,825 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,829 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,831 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,832 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,834 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-09-13 09:53:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 9648 backedges. 14 proven. 171 refuted. 0 times theorem prover too weak. 9463 trivial. 0 not checked. [2024-09-13 09:53:37,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:37,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960081135] [2024-09-13 09:53:37,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960081135] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:53:37,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401023457] [2024-09-13 09:53:37,840 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-13 09:53:37,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:37,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:53:37,842 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 09:53:37,844 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-13 09:53:38,279 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-13 09:53:38,279 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-13 09:53:38,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 1770 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-09-13 09:53:38,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 09:53:38,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 09:53:38,696 INFO L134 CoverageAnalysis]: Checked inductivity of 9648 backedges. 4366 proven. 15 refuted. 0 times theorem prover too weak. 5267 trivial. 0 not checked. [2024-09-13 09:53:38,697 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 09:53:42,691 INFO L134 CoverageAnalysis]: Checked inductivity of 9648 backedges. 6 proven. 221 refuted. 0 times theorem prover too weak. 9421 trivial. 0 not checked. [2024-09-13 09:53:42,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401023457] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-13 09:53:42,691 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-13 09:53:42,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 18] total 35 [2024-09-13 09:53:42,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858876573] [2024-09-13 09:53:42,692 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-13 09:53:42,693 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-09-13 09:53:42,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:53:42,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-09-13 09:53:42,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=973, Unknown=0, NotChecked=0, Total=1190 [2024-09-13 09:53:42,694 INFO L87 Difference]: Start difference. First operand 58 states and 65 transitions. Second operand has 35 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 27 states have internal predecessors, (73), 15 states have call successors, (36), 10 states have call predecessors, (36), 11 states have return successors, (30), 14 states have call predecessors, (30), 15 states have call successors, (30) [2024-09-13 09:53:43,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:53:43,201 INFO L93 Difference]: Finished difference Result 114 states and 133 transitions. [2024-09-13 09:53:43,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-13 09:53:43,202 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 27 states have internal predecessors, (73), 15 states have call successors, (36), 10 states have call predecessors, (36), 11 states have return successors, (30), 14 states have call predecessors, (30), 15 states have call successors, (30) Word has length 418 [2024-09-13 09:53:43,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:53:43,203 INFO L225 Difference]: With dead ends: 114 [2024-09-13 09:53:43,203 INFO L226 Difference]: Without dead ends: 62 [2024-09-13 09:53:43,204 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 1013 GetRequests, 970 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 580 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=339, Invalid=1383, Unknown=0, NotChecked=0, Total=1722 [2024-09-13 09:53:43,204 INFO L434 NwaCegarLoop]: 22 mSDtfsCounter, 66 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-09-13 09:53:43,204 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 189 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-09-13 09:53:43,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-09-13 09:53:43,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-09-13 09:53:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 35 states have (on average 1.1428571428571428) internal successors, (40), 38 states have internal predecessors, (40), 8 states have call successors, (8), 5 states have call predecessors, (8), 18 states have return successors, (21), 18 states have call predecessors, (21), 7 states have call successors, (21) [2024-09-13 09:53:43,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 69 transitions. [2024-09-13 09:53:43,215 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 69 transitions. Word has length 418 [2024-09-13 09:53:43,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:53:43,216 INFO L474 AbstractCegarLoop]: Abstraction has 62 states and 69 transitions. [2024-09-13 09:53:43,216 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 27 states have internal predecessors, (73), 15 states have call successors, (36), 10 states have call predecessors, (36), 11 states have return successors, (30), 14 states have call predecessors, (30), 15 states have call successors, (30) [2024-09-13 09:53:43,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 69 transitions. [2024-09-13 09:53:43,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 665 [2024-09-13 09:53:43,228 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:53:43,228 INFO L216 NwaCegarLoop]: trace histogram [105, 105, 90, 90, 90, 18, 18, 15, 15, 15, 15, 15, 15, 15, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:53:43,249 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-09-13 09:53:43,428 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-09-13 09:53:43,429 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:53:43,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:53:43,429 INFO L85 PathProgramCache]: Analyzing trace with hash 508862357, now seen corresponding path program 5 times [2024-09-13 09:53:43,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:53:43,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110108233] [2024-09-13 09:53:43,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:53:43,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:53:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:46,931 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:53:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:46,945 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:53:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:49,132 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:49,967 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:49,977 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:49,983 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:49,988 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:49,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:49,991 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:49,994 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:49,996 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:49,997 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,641 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,653 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,658 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,662 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,665 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,667 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,669 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,671 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,981 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,990 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,994 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:50,998 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,001 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,003 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,005 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,006 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,176 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,187 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,193 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,198 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,202 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,205 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,207 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,208 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,308 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,317 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,322 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,325 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,329 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,333 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,335 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,336 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,386 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-09-13 09:53:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,481 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,520 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,529 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,535 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,540 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,543 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,545 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,547 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,548 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,570 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,575 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,579 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,583 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,585 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,587 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,589 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,590 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,613 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,620 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,626 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,632 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,636 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,675 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,676 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,677 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,691 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,696 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,699 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,702 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,705 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,707 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,709 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,710 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,719 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,725 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,729 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,732 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,736 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,739 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,740 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,741 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,742 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-09-13 09:53:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,779 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,810 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,815 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,820 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,823 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,826 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,828 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,830 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,831 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,863 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,869 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,873 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,876 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,879 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,881 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,882 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,883 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,900 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,907 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,913 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,918 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,922 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,925 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,926 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,928 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,943 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,949 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,953 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,956 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,959 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,961 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,962 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,963 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,970 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,977 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,982 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,986 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,988 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,991 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,992 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:53:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,993 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:53:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:51,995 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-09-13 09:53:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:53:52,002 INFO L134 CoverageAnalysis]: Checked inductivity of 26805 backedges. 22 proven. 407 refuted. 0 times theorem prover too weak. 26376 trivial. 0 not checked. [2024-09-13 09:53:52,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:53:52,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110108233] [2024-09-13 09:53:52,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110108233] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:53:52,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574159448] [2024-09-13 09:53:52,003 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-09-13 09:53:52,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:53:52,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:53:52,006 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 09:53:52,007 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-09-13 09:54:35,038 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 31 check-sat command(s) [2024-09-13 09:54:35,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-13 09:54:35,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 2568 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-09-13 09:54:35,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 09:54:35,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-13 09:54:35,725 INFO L134 CoverageAnalysis]: Checked inductivity of 26805 backedges. 12046 proven. 35 refuted. 0 times theorem prover too weak. 14724 trivial. 0 not checked. [2024-09-13 09:54:35,726 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 09:54:43,574 INFO L134 CoverageAnalysis]: Checked inductivity of 26805 backedges. 6 proven. 534 refuted. 0 times theorem prover too weak. 26265 trivial. 0 not checked. [2024-09-13 09:54:43,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574159448] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-13 09:54:43,575 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-13 09:54:43,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 26] total 45 [2024-09-13 09:54:43,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840905685] [2024-09-13 09:54:43,575 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-13 09:54:43,577 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-09-13 09:54:43,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:54:43,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-09-13 09:54:43,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=362, Invalid=1618, Unknown=0, NotChecked=0, Total=1980 [2024-09-13 09:54:43,579 INFO L87 Difference]: Start difference. First operand 62 states and 69 transitions. Second operand has 45 states, 35 states have (on average 2.3714285714285714) internal successors, (83), 35 states have internal predecessors, (83), 19 states have call successors, (40), 12 states have call predecessors, (40), 15 states have return successors, (38), 20 states have call predecessors, (38), 19 states have call successors, (38) [2024-09-13 09:54:44,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:54:44,154 INFO L93 Difference]: Finished difference Result 120 states and 138 transitions. [2024-09-13 09:54:44,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-13 09:54:44,155 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 35 states have (on average 2.3714285714285714) internal successors, (83), 35 states have internal predecessors, (83), 19 states have call successors, (40), 12 states have call predecessors, (40), 15 states have return successors, (38), 20 states have call predecessors, (38), 19 states have call successors, (38) Word has length 664 [2024-09-13 09:54:44,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:54:44,157 INFO L225 Difference]: With dead ends: 120 [2024-09-13 09:54:44,157 INFO L226 Difference]: Without dead ends: 64 [2024-09-13 09:54:44,158 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 1606 GetRequests, 1550 SyntacticMatches, 5 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=556, Invalid=2200, Unknown=0, NotChecked=0, Total=2756 [2024-09-13 09:54:44,158 INFO L434 NwaCegarLoop]: 22 mSDtfsCounter, 51 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-09-13 09:54:44,159 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 211 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-09-13 09:54:44,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-09-13 09:54:44,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2024-09-13 09:54:44,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 39 states have internal predecessors, (41), 8 states have call successors, (8), 5 states have call predecessors, (8), 19 states have return successors, (22), 19 states have call predecessors, (22), 7 states have call successors, (22) [2024-09-13 09:54:44,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 71 transitions. [2024-09-13 09:54:44,186 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 71 transitions. Word has length 664 [2024-09-13 09:54:44,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:54:44,189 INFO L474 AbstractCegarLoop]: Abstraction has 64 states and 71 transitions. [2024-09-13 09:54:44,192 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 35 states have (on average 2.3714285714285714) internal successors, (83), 35 states have internal predecessors, (83), 19 states have call successors, (40), 12 states have call predecessors, (40), 15 states have return successors, (38), 20 states have call predecessors, (38), 19 states have call successors, (38) [2024-09-13 09:54:44,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:54:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 71 transitions. [2024-09-13 09:54:44,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2024-09-13 09:54:44,200 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:54:44,205 INFO L216 NwaCegarLoop]: trace histogram [126, 126, 108, 108, 108, 21, 21, 18, 18, 18, 18, 18, 18, 18, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:54:44,277 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-09-13 09:54:44,405 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:54:44,406 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:54:44,406 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:54:44,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1425662053, now seen corresponding path program 6 times [2024-09-13 09:54:44,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:54:44,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318732854] [2024-09-13 09:54:44,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:54:44,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:54:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:46,701 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:54:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:46,711 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:54:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:48,871 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:48,982 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:48,988 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:48,993 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:48,996 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:48,999 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,002 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,004 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,005 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,049 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,056 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,061 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,065 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,068 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,071 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,073 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,074 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,107 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,113 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,119 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,123 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,126 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,128 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,129 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,130 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,187 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,193 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,198 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,202 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,206 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,209 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,212 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,213 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,227 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,233 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,242 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,250 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,254 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,256 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,258 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,263 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,273 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,280 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,286 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,290 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,295 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,299 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,301 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,307 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:49,309 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-09-13 09:54:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,450 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,512 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,517 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,522 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,526 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,529 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,531 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,533 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,534 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,565 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,569 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,574 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,579 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,582 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,584 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,585 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,587 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,616 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,621 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,625 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,628 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,630 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,632 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,633 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,634 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,653 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,659 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,665 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,669 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,673 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,675 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,676 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,677 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,689 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,693 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,697 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,701 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,704 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,707 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,709 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,710 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,720 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,727 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,733 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,737 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,740 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,743 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,745 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,746 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:50,748 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-09-13 09:54:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,055 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,120 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,126 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,131 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,134 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,138 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,141 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,142 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,143 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,175 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,181 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,185 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,189 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,193 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,195 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,197 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,198 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,223 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,230 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,234 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,238 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,241 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,243 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,244 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,245 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,263 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,270 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,274 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,278 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,281 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,283 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,285 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,286 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,298 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,304 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,309 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,313 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,316 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,327 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,329 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,330 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,338 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,345 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,352 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,359 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,364 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,367 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,369 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:54:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,370 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:54:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,371 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-09-13 09:54:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:54:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 38610 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 38587 trivial. 0 not checked. [2024-09-13 09:54:51,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:54:51,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318732854] [2024-09-13 09:54:51,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318732854] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:54:51,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1662344646] [2024-09-13 09:54:51,414 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-09-13 09:54:51,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:54:51,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:54:51,417 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 09:54:51,456 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-09-13 09:54:52,073 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-09-13 09:54:52,073 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-13 09:54:52,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-09-13 09:54:52,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-13 09:54:52,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-09-13 09:54:52,595 INFO L134 CoverageAnalysis]: Checked inductivity of 38610 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 38587 trivial. 0 not checked. [2024-09-13 09:54:52,595 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-13 09:54:58,645 INFO L134 CoverageAnalysis]: Checked inductivity of 38610 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 38577 trivial. 0 not checked. [2024-09-13 09:54:58,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1662344646] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-13 09:54:58,645 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-13 09:54:58,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 18] total 40 [2024-09-13 09:54:58,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918931203] [2024-09-13 09:54:58,645 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-13 09:54:58,647 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-09-13 09:54:58,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-13 09:54:58,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-09-13 09:54:58,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=1302, Unknown=0, NotChecked=0, Total=1560 [2024-09-13 09:54:58,648 INFO L87 Difference]: Start difference. First operand 64 states and 71 transitions. Second operand has 40 states, 30 states have (on average 1.9333333333333333) internal successors, (58), 31 states have internal predecessors, (58), 17 states have call successors, (25), 9 states have call predecessors, (25), 10 states have return successors, (22), 16 states have call predecessors, (22), 17 states have call successors, (22) [2024-09-13 09:54:59,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-13 09:54:59,416 INFO L93 Difference]: Finished difference Result 79 states and 90 transitions. [2024-09-13 09:54:59,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-13 09:54:59,416 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 30 states have (on average 1.9333333333333333) internal successors, (58), 31 states have internal predecessors, (58), 17 states have call successors, (25), 9 states have call predecessors, (25), 10 states have return successors, (22), 16 states have call predecessors, (22), 17 states have call successors, (22) Word has length 787 [2024-09-13 09:54:59,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-13 09:54:59,419 INFO L225 Difference]: With dead ends: 79 [2024-09-13 09:54:59,419 INFO L226 Difference]: Without dead ends: 70 [2024-09-13 09:54:59,420 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 1896 GetRequests, 1848 SyntacticMatches, 3 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=388, Invalid=1774, Unknown=0, NotChecked=0, Total=2162 [2024-09-13 09:54:59,420 INFO L434 NwaCegarLoop]: 15 mSDtfsCounter, 60 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-09-13 09:54:59,421 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 154 Invalid, 516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-09-13 09:54:59,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-09-13 09:54:59,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-09-13 09:54:59,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 40 states have (on average 1.125) internal successors, (45), 42 states have internal predecessors, (45), 8 states have call successors, (8), 5 states have call predecessors, (8), 21 states have return successors, (25), 22 states have call predecessors, (25), 7 states have call successors, (25) [2024-09-13 09:54:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 78 transitions. [2024-09-13 09:54:59,432 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 78 transitions. Word has length 787 [2024-09-13 09:54:59,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-13 09:54:59,433 INFO L474 AbstractCegarLoop]: Abstraction has 70 states and 78 transitions. [2024-09-13 09:54:59,433 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 30 states have (on average 1.9333333333333333) internal successors, (58), 31 states have internal predecessors, (58), 17 states have call successors, (25), 9 states have call predecessors, (25), 10 states have return successors, (22), 16 states have call predecessors, (22), 17 states have call successors, (22) [2024-09-13 09:54:59,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:54:59,434 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2024-09-13 09:54:59,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1045 [2024-09-13 09:54:59,439 INFO L208 NwaCegarLoop]: Found error trace [2024-09-13 09:54:59,440 INFO L216 NwaCegarLoop]: trace histogram [168, 168, 144, 144, 144, 28, 28, 24, 24, 24, 24, 24, 24, 24, 5, 5, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-13 09:54:59,454 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-09-13 09:54:59,640 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,9 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:54:59,640 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-13 09:54:59,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-13 09:54:59,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1340299038, now seen corresponding path program 3 times [2024-09-13 09:54:59,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-13 09:54:59,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699937110] [2024-09-13 09:54:59,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-13 09:54:59,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-13 09:54:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:03,455 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-13 09:55:03,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:03,464 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-13 09:55:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,725 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,813 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,821 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,825 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,828 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,830 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,832 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,833 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,834 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,866 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,870 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,874 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,877 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,879 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,882 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,884 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,885 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,967 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,971 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,975 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,978 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,980 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,982 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,984 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:06,984 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,004 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,010 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,015 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,019 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,023 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,025 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,027 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,028 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,042 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,049 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,054 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,058 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,061 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,064 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,066 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,067 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,075 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,082 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,087 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,090 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,092 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,094 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,096 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,097 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:07,098 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-09-13 09:55:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,074 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,141 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,145 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,149 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,152 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,154 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,156 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,157 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,158 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,188 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,193 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,196 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,199 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,202 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,203 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,205 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,205 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,227 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,232 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,236 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,241 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,244 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,246 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,247 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,248 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,264 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,317 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,321 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,324 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,326 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,328 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,329 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,330 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,340 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,344 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,347 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,351 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,353 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,355 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,356 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,357 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,364 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,368 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,373 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,378 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,381 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,384 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,386 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,387 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:09,388 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-09-13 09:55:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,220 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,282 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,287 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,291 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,294 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,296 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,298 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,299 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,300 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,331 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,336 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,340 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,343 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,346 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,347 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,349 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,349 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,432 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,438 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,443 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,447 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,451 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,453 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,455 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,456 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,481 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,488 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,494 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,498 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,501 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,504 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,506 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,507 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,522 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,528 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,534 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,539 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,542 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,544 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,546 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,547 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,556 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,561 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,567 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,571 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,575 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,577 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,579 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,580 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,583 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-09-13 09:55:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:10,982 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,047 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,052 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,056 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,059 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,062 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,064 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,065 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,066 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,097 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,102 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,106 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,109 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,112 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,114 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,115 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,116 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:11,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,143 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,151 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,157 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,162 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,166 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,170 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,172 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,173 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,197 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,205 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,211 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,216 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,221 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,224 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,226 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,227 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,249 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,254 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,258 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,262 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,265 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,267 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,268 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,269 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,276 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,281 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,286 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,290 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,293 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,295 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,296 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-13 09:55:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,297 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-13 09:55:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,299 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-09-13 09:55:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-13 09:55:11,342 INFO L134 CoverageAnalysis]: Checked inductivity of 68806 backedges. 12 proven. 24 refuted. 0 times theorem prover too weak. 68770 trivial. 0 not checked. [2024-09-13 09:55:11,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-13 09:55:11,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699937110] [2024-09-13 09:55:11,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699937110] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-13 09:55:11,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [992212538] [2024-09-13 09:55:11,343 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-13 09:55:11,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-13 09:55:11,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-13 09:55:11,344 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-13 09:55:11,345 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process