./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '2ce109988390b6767f379f20c8317980e8ad55260534e411b505fed6860deb81'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2ce109988390b6767f379f20c8317980e8ad55260534e411b505fed6860deb81 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 11:38:31,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 11:38:32,059 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 11:38:32,066 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 11:38:32,067 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 11:38:32,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 11:38:32,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 11:38:32,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 11:38:32,098 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 11:38:32,098 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 11:38:32,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 11:38:32,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 11:38:32,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 11:38:32,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 11:38:32,099 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 11:38:32,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 11:38:32,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 11:38:32,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 11:38:32,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 11:38:32,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 11:38:32,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 11:38:32,099 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 11:38:32,100 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 11:38:32,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 11:38:32,100 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 11:38:32,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 11:38:32,100 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 11:38:32,100 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 11:38:32,100 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 11:38:32,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:38:32,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 11:38:32,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 11:38:32,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 11:38:32,101 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 11:38:32,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 11:38:32,101 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 11:38:32,101 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 11:38:32,101 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 11:38:32,101 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 11:38:32,101 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ce109988390b6767f379f20c8317980e8ad55260534e411b505fed6860deb81 [2024-11-07 11:38:32,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 11:38:32,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 11:38:32,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 11:38:32,489 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 11:38:32,489 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 11:38:32,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i [2024-11-07 11:38:33,900 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 11:38:34,573 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 11:38:34,574 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i [2024-11-07 11:38:34,625 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ec6adc438/a2ffe7133883482b9f70177e37f09344/FLAGfe6b67c04 [2024-11-07 11:38:34,651 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ec6adc438/a2ffe7133883482b9f70177e37f09344 [2024-11-07 11:38:34,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 11:38:34,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 11:38:34,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 11:38:34,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 11:38:34,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 11:38:34,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:38:34" (1/1) ... [2024-11-07 11:38:34,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab9bf43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:34, skipping insertion in model container [2024-11-07 11:38:34,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:38:34" (1/1) ... [2024-11-07 11:38:34,751 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 11:38:35,053 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i[4494,4507] [2024-11-07 11:38:35,065 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i[4554,4567] [2024-11-07 11:38:36,189 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,190 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,190 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,191 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,209 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,211 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,212 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,215 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,741 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:38:36,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 11:38:36,875 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i[4494,4507] [2024-11-07 11:38:36,875 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_front_harness_negated.i[4554,4567] [2024-11-07 11:38:36,932 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,941 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,942 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,943 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,943 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:36,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:37,010 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:37,017 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:38:37,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7735-7746] [2024-11-07 11:38:37,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:38:37,333 INFO L204 MainTranslator]: Completed translation [2024-11-07 11:38:37,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37 WrapperNode [2024-11-07 11:38:37,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 11:38:37,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 11:38:37,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 11:38:37,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 11:38:37,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,541 INFO L138 Inliner]: procedures = 680, calls = 1682, calls flagged for inlining = 53, calls inlined = 8, statements flattened = 662 [2024-11-07 11:38:37,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 11:38:37,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 11:38:37,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 11:38:37,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 11:38:37,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,564 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,646 INFO L175 MemorySlicer]: Split 314 memory accesses to 6 slices as follows [238, 2, 9, 6, 3, 56]. 76 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 2, 5, 0, 1, 10]. The 239 writes are split as follows [232, 0, 1, 2, 1, 3]. [2024-11-07 11:38:37,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,685 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,689 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 11:38:37,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 11:38:37,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 11:38:37,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 11:38:37,733 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (1/1) ... [2024-11-07 11:38:37,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:38:37,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:38:37,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 11:38:37,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 11:38:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 11:38:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-07 11:38:37,805 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-07 11:38:37,805 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-07 11:38:37,806 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-07 11:38:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 11:38:37,806 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 11:38:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 11:38:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 11:38:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 11:38:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 11:38:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 11:38:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 11:38:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 11:38:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 11:38:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 11:38:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 11:38:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 11:38:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 11:38:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 11:38:37,808 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 11:38:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 11:38:37,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 11:38:37,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 11:38:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 11:38:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 11:38:37,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 11:38:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 11:38:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 11:38:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 11:38:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 11:38:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-07 11:38:37,811 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-07 11:38:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 11:38:37,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 11:38:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 11:38:37,811 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 11:38:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-07 11:38:37,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-07 11:38:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-07 11:38:37,811 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-07 11:38:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-07 11:38:37,812 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-07 11:38:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 11:38:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 11:38:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 11:38:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 11:38:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 11:38:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 11:38:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-07 11:38:37,812 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-07 11:38:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-07 11:38:37,813 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-07 11:38:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 11:38:37,813 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 11:38:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-07 11:38:37,813 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-07 11:38:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 11:38:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 11:38:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 11:38:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 11:38:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 11:38:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 11:38:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 11:38:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 11:38:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 11:38:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 11:38:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 11:38:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 11:38:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 11:38:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 11:38:37,817 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-07 11:38:37,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-07 11:38:37,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 11:38:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 11:38:38,186 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 11:38:38,190 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 11:38:45,044 INFO L? ?]: Removed 132 outVars from TransFormulas that were not future-live. [2024-11-07 11:38:45,045 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 11:38:45,056 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 11:38:45,056 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 11:38:45,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:38:45 BoogieIcfgContainer [2024-11-07 11:38:45,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 11:38:45,060 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 11:38:45,060 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 11:38:45,065 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 11:38:45,065 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 11:38:34" (1/3) ... [2024-11-07 11:38:45,066 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b6930ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:38:45, skipping insertion in model container [2024-11-07 11:38:45,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:38:37" (2/3) ... [2024-11-07 11:38:45,067 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b6930ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:38:45, skipping insertion in model container [2024-11-07 11:38:45,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:38:45" (3/3) ... [2024-11-07 11:38:45,069 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_front_harness_negated.i [2024-11-07 11:38:45,082 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 11:38:45,083 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 11:38:45,128 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 11:38:45,139 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7405e52b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 11:38:45,139 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 11:38:45,144 INFO L276 IsEmpty]: Start isEmpty. Operand has 188 states, 113 states have (on average 1.2035398230088497) internal successors, (136), 114 states have internal predecessors, (136), 56 states have call successors, (56), 17 states have call predecessors, (56), 17 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-07 11:38:45,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-07 11:38:45,154 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:38:45,154 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 11:38:45,155 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:38:45,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:38:45,158 INFO L85 PathProgramCache]: Analyzing trace with hash -910861617, now seen corresponding path program 1 times [2024-11-07 11:38:45,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:38:45,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116944013] [2024-11-07 11:38:45,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:38:45,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:38:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:51,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:38:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:51,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 11:38:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:51,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:38:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:51,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 11:38:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:51,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 11:38:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-07 11:38:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 11:38:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-07 11:38:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-07 11:38:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 11:38:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:38:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-07 11:38:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-07 11:38:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 11:38:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 11:38:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 11:38:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 11:38:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-07 11:38:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 11:38:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-07 11:38:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 11:38:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:38:52,390 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-07 11:38:52,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:38:52,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116944013] [2024-11-07 11:38:52,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116944013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:38:52,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 11:38:52,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 11:38:52,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692393673] [2024-11-07 11:38:52,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:38:52,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 11:38:52,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:38:52,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 11:38:52,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 11:38:52,425 INFO L87 Difference]: Start difference. First operand has 188 states, 113 states have (on average 1.2035398230088497) internal successors, (136), 114 states have internal predecessors, (136), 56 states have call successors, (56), 17 states have call predecessors, (56), 17 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-07 11:38:56,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:39:00,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:39:05,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:39:09,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 11:39:09,785 INFO L93 Difference]: Finished difference Result 390 states and 561 transitions. [2024-11-07 11:39:09,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 11:39:09,788 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 129 [2024-11-07 11:39:09,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 11:39:09,798 INFO L225 Difference]: With dead ends: 390 [2024-11-07 11:39:09,798 INFO L226 Difference]: Without dead ends: 200 [2024-11-07 11:39:09,806 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-07 11:39:09,811 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 199 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 226 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2024-11-07 11:39:09,813 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 210 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 171 Invalid, 3 Unknown, 0 Unchecked, 16.7s Time] [2024-11-07 11:39:09,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-11-07 11:39:09,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 179. [2024-11-07 11:39:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.1603773584905661) internal successors, (123), 107 states have internal predecessors, (123), 56 states have call successors, (56), 17 states have call predecessors, (56), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-07 11:39:09,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 233 transitions. [2024-11-07 11:39:09,901 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 233 transitions. Word has length 129 [2024-11-07 11:39:09,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 11:39:09,901 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 233 transitions. [2024-11-07 11:39:09,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-07 11:39:09,902 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 233 transitions. [2024-11-07 11:39:09,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-07 11:39:09,907 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:39:09,907 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 11:39:09,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 11:39:09,908 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:39:09,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:39:09,910 INFO L85 PathProgramCache]: Analyzing trace with hash -851831597, now seen corresponding path program 1 times [2024-11-07 11:39:09,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:39:09,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036555943] [2024-11-07 11:39:09,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:39:09,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:39:14,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:17,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:39:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:17,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 11:39:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:17,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:39:17,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:17,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 11:39:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:18,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 11:39:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:18,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-07 11:39:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:18,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 11:39:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:18,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-07 11:39:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:18,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-07 11:39:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:18,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 11:39:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:39:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-07 11:39:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-07 11:39:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 11:39:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 11:39:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 11:39:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 11:39:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-07 11:39:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 11:39:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-07 11:39:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 11:39:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:19,724 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-07 11:39:19,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:39:19,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036555943] [2024-11-07 11:39:19,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036555943] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:39:19,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 11:39:19,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-07 11:39:19,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594953504] [2024-11-07 11:39:19,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:39:19,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-07 11:39:19,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:39:19,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-07 11:39:19,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-07 11:39:19,734 INFO L87 Difference]: Start difference. First operand 179 states and 233 transitions. Second operand has 10 states, 10 states have (on average 4.6) internal successors, (46), 6 states have internal predecessors, (46), 3 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-07 11:39:23,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:39:28,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:39:32,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:39:48,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 11:39:48,267 INFO L93 Difference]: Finished difference Result 328 states and 438 transitions. [2024-11-07 11:39:48,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-07 11:39:48,268 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.6) internal successors, (46), 6 states have internal predecessors, (46), 3 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 129 [2024-11-07 11:39:48,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 11:39:48,271 INFO L225 Difference]: With dead ends: 328 [2024-11-07 11:39:48,271 INFO L226 Difference]: Without dead ends: 215 [2024-11-07 11:39:48,273 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2024-11-07 11:39:48,274 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 196 mSDsluCounter, 515 mSDsCounter, 0 mSdLazyCounter, 879 mSolverCounterSat, 234 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 879 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.4s IncrementalHoareTripleChecker+Time [2024-11-07 11:39:48,274 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 646 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 879 Invalid, 3 Unknown, 0 Unchecked, 26.4s Time] [2024-11-07 11:39:48,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-07 11:39:48,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 193. [2024-11-07 11:39:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 115 states have (on average 1.1565217391304348) internal successors, (133), 116 states have internal predecessors, (133), 60 states have call successors, (60), 17 states have call predecessors, (60), 17 states have return successors, (59), 59 states have call predecessors, (59), 58 states have call successors, (59) [2024-11-07 11:39:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 252 transitions. [2024-11-07 11:39:48,303 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 252 transitions. Word has length 129 [2024-11-07 11:39:48,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 11:39:48,305 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 252 transitions. [2024-11-07 11:39:48,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.6) internal successors, (46), 6 states have internal predecessors, (46), 3 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-07 11:39:48,305 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2024-11-07 11:39:48,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-07 11:39:48,311 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:39:48,311 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 11:39:48,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 11:39:48,312 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:39:48,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:39:48,312 INFO L85 PathProgramCache]: Analyzing trace with hash 24187409, now seen corresponding path program 1 times [2024-11-07 11:39:48,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:39:48,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925097146] [2024-11-07 11:39:48,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:39:48,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:39:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:55,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:39:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:55,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 11:39:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:55,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:39:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:55,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 11:39:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:55,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 11:39:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:56,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-07 11:39:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:56,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 11:39:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:56,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-07 11:39:56,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:56,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-07 11:39:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:56,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 11:39:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:39:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-07 11:39:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-07 11:39:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 11:39:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 11:39:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 11:39:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 11:39:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-07 11:39:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 11:39:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-07 11:39:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 11:39:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:39:57,620 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-07 11:39:57,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:39:57,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925097146] [2024-11-07 11:39:57,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925097146] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:39:57,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 11:39:57,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-07 11:39:57,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703804206] [2024-11-07 11:39:57,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:39:57,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-07 11:39:57,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:39:57,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 11:39:57,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-07 11:39:57,625 INFO L87 Difference]: Start difference. First operand 193 states and 252 transitions. Second operand has 11 states, 11 states have (on average 4.181818181818182) internal successors, (46), 7 states have internal predecessors, (46), 4 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21)