./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_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_priority_queue_top_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', 'cddb8be3317e9d6bf2e67633b62d21b872e62a4205c204f682a628045c0c7f11'] 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_priority_queue_top_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 cddb8be3317e9d6bf2e67633b62d21b872e62a4205c204f682a628045c0c7f11 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 12:01:45,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 12:01:45,981 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 12:01:45,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 12:01:45,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 12:01:46,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 12:01:46,007 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 12:01:46,007 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 12:01:46,007 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 12:01:46,007 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 12:01:46,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 12:01:46,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 12:01:46,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 12:01:46,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 12:01:46,008 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 12:01:46,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 12:01:46,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 12:01:46,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 12:01:46,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 12:01:46,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 12:01:46,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 12:01:46,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 12:01:46,009 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 12:01:46,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 12:01:46,010 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 12:01:46,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 12:01:46,010 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 12:01:46,010 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 12:01:46,010 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 12:01:46,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:01:46,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 12:01:46,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 12:01:46,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 12:01:46,011 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 12:01:46,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 12:01:46,011 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 12:01:46,011 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 12:01:46,011 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 12:01:46,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 12:01:46,011 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 -> cddb8be3317e9d6bf2e67633b62d21b872e62a4205c204f682a628045c0c7f11 [2024-11-07 12:01:46,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 12:01:46,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 12:01:46,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 12:01:46,355 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 12:01:46,355 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 12:01:46,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness_negated.i [2024-11-07 12:01:47,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 12:01:48,293 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 12:01:48,294 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness_negated.i [2024-11-07 12:01:48,339 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f778cc00e/c6354da7b22542999ebca98190c2ffcc/FLAG6dd0881d0 [2024-11-07 12:01:48,363 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f778cc00e/c6354da7b22542999ebca98190c2ffcc [2024-11-07 12:01:48,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 12:01:48,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 12:01:48,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 12:01:48,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 12:01:48,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 12:01:48,377 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:01:48" (1/1) ... [2024-11-07 12:01:48,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756f8e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:48, skipping insertion in model container [2024-11-07 12:01:48,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:01:48" (1/1) ... [2024-11-07 12:01:48,490 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 12:01:48,768 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_priority_queue_top_harness_negated.i[4496,4509] [2024-11-07 12:01:48,776 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_priority_queue_top_harness_negated.i[4556,4569] [2024-11-07 12:01:49,808 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:49,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:49,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:49,810 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:49,811 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:49,823 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:49,824 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:49,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:49,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,448 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:01:50,534 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 12:01:50,549 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_priority_queue_top_harness_negated.i[4496,4509] [2024-11-07 12:01:50,550 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_priority_queue_top_harness_negated.i[4556,4569] [2024-11-07 12:01:50,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,627 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,627 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,634 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,728 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:01:50,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7671-7682] [2024-11-07 12:01:50,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:01:50,957 INFO L204 MainTranslator]: Completed translation [2024-11-07 12:01:50,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50 WrapperNode [2024-11-07 12:01:50,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 12:01:50,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 12:01:50,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 12:01:50,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 12:01:50,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,044 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,113 INFO L138 Inliner]: procedures = 678, calls = 1548, calls flagged for inlining = 54, calls inlined = 10, statements flattened = 727 [2024-11-07 12:01:51,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 12:01:51,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 12:01:51,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 12:01:51,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 12:01:51,124 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,132 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,213 INFO L175 MemorySlicer]: Split 340 memory accesses to 7 slices as follows [238, 2, 2, 6, 3, 82, 7]. 70 percent of accesses are in the largest equivalence class. The 25 initializations are split as follows [6, 2, 1, 0, 1, 10, 5]. The 253 writes are split as follows [232, 0, 1, 2, 1, 17, 0]. [2024-11-07 12:01:51,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,276 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 12:01:51,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 12:01:51,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 12:01:51,327 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 12:01:51,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (1/1) ... [2024-11-07 12:01:51,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:01:51,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:01:51,365 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 12:01:51,371 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 12:01:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-07 12:01:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-07 12:01:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 12:01:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-07 12:01:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-07 12:01:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-07 12:01:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-07 12:01:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 12:01:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 12:01:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 12:01:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 12:01:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-07 12:01:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 12:01:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 12:01:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 12:01:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-07 12:01:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-07 12:01:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-07 12:01:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-07 12:01:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-07 12:01:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 12:01:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 12:01:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 12:01:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-07 12:01:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 12:01:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2024-11-07 12:01:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2024-11-07 12:01:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-07 12:01:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-07 12:01:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 12:01:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 12:01:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 12:01:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 12:01:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 12:01:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 12:01:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 12:01:51,736 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 12:01:51,738 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 12:01:57,939 INFO L? ?]: Removed 160 outVars from TransFormulas that were not future-live. [2024-11-07 12:01:57,939 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 12:01:57,962 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 12:01:57,964 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-07 12:01:57,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:01:57 BoogieIcfgContainer [2024-11-07 12:01:57,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 12:01:57,967 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 12:01:57,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 12:01:57,972 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 12:01:57,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:01:48" (1/3) ... [2024-11-07 12:01:57,973 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fc44d9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:01:57, skipping insertion in model container [2024-11-07 12:01:57,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:01:50" (2/3) ... [2024-11-07 12:01:57,973 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fc44d9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:01:57, skipping insertion in model container [2024-11-07 12:01:57,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:01:57" (3/3) ... [2024-11-07 12:01:57,976 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_top_harness_negated.i [2024-11-07 12:01:57,992 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 12:01:57,992 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 12:01:58,060 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 12:01:58,074 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;@255ed9ac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 12:01:58,075 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 12:01:58,081 INFO L276 IsEmpty]: Start isEmpty. Operand has 208 states, 132 states have (on average 1.2196969696969697) internal successors, (161), 132 states have internal predecessors, (161), 57 states have call successors, (57), 18 states have call predecessors, (57), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-07 12:01:58,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-07 12:01:58,101 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:01:58,103 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:01:58,103 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:01:58,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:01:58,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1327475127, now seen corresponding path program 1 times [2024-11-07 12:01:58,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:01:58,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517420523] [2024-11-07 12:01:58,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:58,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:02:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:04,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:02:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:02:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:02:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:02:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:02:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:02:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:02:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:02:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:02:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:02:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:02:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:02:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:02:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:02:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:02:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:02:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 12:02:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 12:02:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:05,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 12:02:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:06,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-07 12:02:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:06,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:02:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:06,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 12:02:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:06,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 12:02:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:06,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 12:02:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:06,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 12:02:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-07 12:02:06,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:02:06,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517420523] [2024-11-07 12:02:06,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517420523] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:02:06,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 12:02:06,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 12:02:06,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447862010] [2024-11-07 12:02:06,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:02:06,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 12:02:06,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:02:06,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 12:02:06,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 12:02:06,238 INFO L87 Difference]: Start difference. First operand has 208 states, 132 states have (on average 1.2196969696969697) internal successors, (161), 132 states have internal predecessors, (161), 57 states have call successors, (57), 18 states have call predecessors, (57), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-07 12:02:10,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:02:14,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:02:19,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:02:29,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:02:29,881 INFO L93 Difference]: Finished difference Result 425 states and 610 transitions. [2024-11-07 12:02:29,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 12:02:29,883 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2024-11-07 12:02:29,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:02:29,891 INFO L225 Difference]: With dead ends: 425 [2024-11-07 12:02:29,891 INFO L226 Difference]: Without dead ends: 235 [2024-11-07 12:02:29,895 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-07 12:02:29,897 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 333 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 241 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2024-11-07 12:02:29,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 216 Invalid, 770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 526 Invalid, 3 Unknown, 0 Unchecked, 21.5s Time] [2024-11-07 12:02:29,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2024-11-07 12:02:29,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 203. [2024-11-07 12:02:29,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 127 states have (on average 1.1968503937007875) internal successors, (152), 128 states have internal predecessors, (152), 57 states have call successors, (57), 18 states have call predecessors, (57), 18 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-07 12:02:29,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 265 transitions. [2024-11-07 12:02:29,972 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 265 transitions. Word has length 148 [2024-11-07 12:02:29,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:02:29,973 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 265 transitions. [2024-11-07 12:02:29,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-07 12:02:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 265 transitions. [2024-11-07 12:02:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-07 12:02:29,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:02:29,977 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:02:29,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 12:02:29,977 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:02:29,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:02:29,978 INFO L85 PathProgramCache]: Analyzing trace with hash -446309067, now seen corresponding path program 1 times [2024-11-07 12:02:29,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:02:29,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808948786] [2024-11-07 12:02:29,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:02:29,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:02:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:35,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:02:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:35,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:02:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:35,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:02:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:35,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:02:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:35,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:02:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:35,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:02:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:35,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:02:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:35,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:02:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:35,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:02:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:36,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:02:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:36,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:02:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:36,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:02:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:36,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:02:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:36,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:02:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:36,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:02:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:36,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:02:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 12:02:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 12:02:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 12:02:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-07 12:02:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:02:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 12:02:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 12:02:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 12:02:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 12:02:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:02:37,756 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-07 12:02:37,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:02:37,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808948786] [2024-11-07 12:02:37,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808948786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:02:37,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 12:02:37,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-07 12:02:37,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404572618] [2024-11-07 12:02:37,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:02:37,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 12:02:37,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:02:37,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 12:02:37,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-07 12:02:37,761 INFO L87 Difference]: Start difference. First operand 203 states and 265 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-07 12:02:41,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:02:46,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:02:50,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:03:11,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:03:11,016 INFO L93 Difference]: Finished difference Result 389 states and 521 transitions. [2024-11-07 12:03:11,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-07 12:03:11,016 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 148 [2024-11-07 12:03:11,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:03:11,020 INFO L225 Difference]: With dead ends: 389 [2024-11-07 12:03:11,020 INFO L226 Difference]: Without dead ends: 235 [2024-11-07 12:03:11,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2024-11-07 12:03:11,022 INFO L432 NwaCegarLoop]: 83 mSDtfsCounter, 378 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 1049 mSolverCounterSat, 247 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 1299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1049 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.3s IncrementalHoareTripleChecker+Time [2024-11-07 12:03:11,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 274 Invalid, 1299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1049 Invalid, 3 Unknown, 0 Unchecked, 29.3s Time] [2024-11-07 12:03:11,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2024-11-07 12:03:11,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 203. [2024-11-07 12:03:11,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 127 states have (on average 1.188976377952756) internal successors, (151), 128 states have internal predecessors, (151), 57 states have call successors, (57), 18 states have call predecessors, (57), 18 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-07 12:03:11,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 264 transitions. [2024-11-07 12:03:11,054 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 264 transitions. Word has length 148 [2024-11-07 12:03:11,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:03:11,056 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 264 transitions. [2024-11-07 12:03:11,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-07 12:03:11,056 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 264 transitions. [2024-11-07 12:03:11,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-07 12:03:11,060 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:03:11,060 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:03:11,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 12:03:11,061 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:03:11,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:03:11,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1083989423, now seen corresponding path program 1 times [2024-11-07 12:03:11,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:03:11,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889008140] [2024-11-07 12:03:11,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:03:11,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:03:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:15,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:03:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:15,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:03:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:15,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:03:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:15,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:03:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:15,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:03:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:15,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:03:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:15,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:03:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:15,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:03:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:15,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:03:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:16,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:03:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:16,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:03:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:16,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:03:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:16,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:03:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:16,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:03:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:16,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:03:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:16,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:03:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:17,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:03:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:03:17,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 12:03:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat