./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_array_list_push_back_harness.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_push_back_harness.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', 'ff502e881eb1ce65711f1131688c06c00f482d17207657a0aaf21c7da411f1b1'] 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_push_back_harness.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 ff502e881eb1ce65711f1131688c06c00f482d17207657a0aaf21c7da411f1b1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 11:40:35,583 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 11:40:35,685 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 11:40:35,691 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 11:40:35,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 11:40:35,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 11:40:35,716 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 11:40:35,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 11:40:35,717 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 11:40:35,717 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 11:40:35,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 11:40:35,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 11:40:35,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 11:40:35,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 11:40:35,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 11:40:35,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 11:40:35,718 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 11:40:35,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 11:40:35,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:40:35,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 11:40:35,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 11:40:35,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 11:40:35,719 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 11:40:35,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 11:40:35,723 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 11:40:35,724 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 11:40:35,724 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 11:40:35,724 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 11:40:35,724 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 -> ff502e881eb1ce65711f1131688c06c00f482d17207657a0aaf21c7da411f1b1 [2024-11-07 11:40:36,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 11:40:36,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 11:40:36,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 11:40:36,036 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 11:40:36,037 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 11:40:36,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_array_list_push_back_harness.i [2024-11-07 11:40:37,346 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 11:40:37,788 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 11:40:37,789 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_push_back_harness.i [2024-11-07 11:40:37,829 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/835d60a3c/70c26063cc9643958e4c77c02e5f50a0/FLAG1f4190a9a [2024-11-07 11:40:37,856 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/835d60a3c/70c26063cc9643958e4c77c02e5f50a0 [2024-11-07 11:40:37,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 11:40:37,862 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 11:40:37,864 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 11:40:37,864 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 11:40:37,869 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 11:40:37,870 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:40:37" (1/1) ... [2024-11-07 11:40:37,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5905d5d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:37, skipping insertion in model container [2024-11-07 11:40:37,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:40:37" (1/1) ... [2024-11-07 11:40:37,974 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 11:40:38,245 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_push_back_harness.i[4498,4511] [2024-11-07 11:40:38,252 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_push_back_harness.i[4558,4571] [2024-11-07 11:40:38,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,873 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,874 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,874 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,875 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,889 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,890 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,891 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,892 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:38,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,336 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:40:39,448 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 11:40:39,467 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_push_back_harness.i[4498,4511] [2024-11-07 11:40:39,467 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_push_back_harness.i[4558,4571] [2024-11-07 11:40:39,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,558 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,564 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,564 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,657 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:40:39,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] [2024-11-07 11:40:39,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:40:39,924 INFO L204 MainTranslator]: Completed translation [2024-11-07 11:40:39,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39 WrapperNode [2024-11-07 11:40:39,925 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 11:40:39,926 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 11:40:39,926 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 11:40:39,927 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 11:40:39,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,115 INFO L138 Inliner]: procedures = 680, calls = 1677, calls flagged for inlining = 52, calls inlined = 13, statements flattened = 898 [2024-11-07 11:40:40,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 11:40:40,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 11:40:40,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 11:40:40,117 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 11:40:40,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,138 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,229 INFO L175 MemorySlicer]: Split 334 memory accesses to 6 slices as follows [238, 6, 2, 74, 8, 6]. 71 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 1, 2, 10, 5, 0]. The 241 writes are split as follows [232, 1, 0, 6, 0, 2]. [2024-11-07 11:40:40,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 11:40:40,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 11:40:40,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 11:40:40,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 11:40:40,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (1/1) ... [2024-11-07 11:40:40,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:40:40,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:40:40,369 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 11:40:40,375 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 11:40:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 11:40:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-07 11:40:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-07 11:40:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-07 11:40:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-07 11:40:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 11:40:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 11:40:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-07 11:40:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-07 11:40:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 11:40:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 11:40:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 11:40:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 11:40:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 11:40:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 11:40:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 11:40:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 11:40:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 11:40:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 11:40:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 11:40:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 11:40:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 11:40:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 11:40:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 11:40:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-07 11:40:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 11:40:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 11:40:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-07 11:40:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-07 11:40:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-07 11:40:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 11:40:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-07 11:40:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-07 11:40:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-07 11:40:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 11:40:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-07 11:40:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-07 11:40:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-07 11:40:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 11:40:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 11:40:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-07 11:40:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-07 11:40:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 11:40:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 11:40:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 11:40:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 11:40:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 11:40:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 11:40:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-07 11:40:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-07 11:40:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 11:40:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 11:40:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 11:40:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 11:40:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 11:40:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 11:40:40,813 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 11:40:40,816 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 11:40:47,685 INFO L? ?]: Removed 190 outVars from TransFormulas that were not future-live. [2024-11-07 11:40:47,686 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 11:40:47,707 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 11:40:47,708 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 11:40:47,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:40:47 BoogieIcfgContainer [2024-11-07 11:40:47,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 11:40:47,711 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 11:40:47,712 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 11:40:47,716 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 11:40:47,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 11:40:37" (1/3) ... [2024-11-07 11:40:47,717 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b292c59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:40:47, skipping insertion in model container [2024-11-07 11:40:47,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:40:39" (2/3) ... [2024-11-07 11:40:47,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b292c59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:40:47, skipping insertion in model container [2024-11-07 11:40:47,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:40:47" (3/3) ... [2024-11-07 11:40:47,720 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_push_back_harness.i [2024-11-07 11:40:47,732 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 11:40:47,733 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 11:40:47,799 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 11:40:47,814 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;@770dccb6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 11:40:47,814 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 11:40:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand has 304 states, 177 states have (on average 1.2203389830508475) internal successors, (216), 178 states have internal predecessors, (216), 103 states have call successors, (103), 22 states have call predecessors, (103), 22 states have return successors, (103), 103 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-07 11:40:47,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 11:40:47,835 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:40:47,836 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 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, 1, 1, 1] [2024-11-07 11:40:47,837 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:40:47,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:40:47,842 INFO L85 PathProgramCache]: Analyzing trace with hash 923240142, now seen corresponding path program 1 times [2024-11-07 11:40:47,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:40:47,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607261710] [2024-11-07 11:40:47,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:40:47,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:40:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:40:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 11:40:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:40:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 11:40:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 11:40:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-07 11:40:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 11:40:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-07 11:40:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-07 11:40:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 11:40:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:54,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 11:40:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:40:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-07 11:40:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-07 11:40:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 11:40:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 11:40:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 11:40:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 11:40:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 11:40:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 11:40:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 11:40:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 11:40:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:40:55,139 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-07 11:40:55,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:40:55,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607261710] [2024-11-07 11:40:55,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607261710] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:40:55,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 11:40:55,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 11:40:55,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344575111] [2024-11-07 11:40:55,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:40:55,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 11:40:55,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:40:55,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 11:40:55,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 11:40:55,175 INFO L87 Difference]: Start difference. First operand has 304 states, 177 states have (on average 1.2203389830508475) internal successors, (216), 178 states have internal predecessors, (216), 103 states have call successors, (103), 22 states have call predecessors, (103), 22 states have return successors, (103), 103 states have call predecessors, (103), 103 states have call successors, (103) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-07 11:40:59,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:41:03,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:41:08,138 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 11:41:14,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 11:41:14,202 INFO L93 Difference]: Finished difference Result 630 states and 957 transitions. [2024-11-07 11:41:14,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 11:41:14,205 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 135 [2024-11-07 11:41:14,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 11:41:14,216 INFO L225 Difference]: With dead ends: 630 [2024-11-07 11:41:14,216 INFO L226 Difference]: Without dead ends: 328 [2024-11-07 11:41:14,227 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-07 11:41:14,231 INFO L432 NwaCegarLoop]: 282 mSDtfsCounter, 252 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 396 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 396 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.2s IncrementalHoareTripleChecker+Time [2024-11-07 11:41:14,232 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 407 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [396 Valid, 270 Invalid, 3 Unknown, 0 Unchecked, 18.2s Time] [2024-11-07 11:41:14,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2024-11-07 11:41:14,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 299. [2024-11-07 11:41:14,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 173 states have (on average 1.2138728323699421) internal successors, (210), 174 states have internal predecessors, (210), 103 states have call successors, (103), 22 states have call predecessors, (103), 22 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-07 11:41:14,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 415 transitions. [2024-11-07 11:41:14,354 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 415 transitions. Word has length 135 [2024-11-07 11:41:14,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 11:41:14,355 INFO L471 AbstractCegarLoop]: Abstraction has 299 states and 415 transitions. [2024-11-07 11:41:14,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-07 11:41:14,356 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 415 transitions. [2024-11-07 11:41:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 11:41:14,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:41:14,360 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 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, 1, 1, 1] [2024-11-07 11:41:14,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 11:41:14,361 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:41:14,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:41:14,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1016118612, now seen corresponding path program 1 times [2024-11-07 11:41:14,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:41:14,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576518708] [2024-11-07 11:41:14,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:41:14,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:41:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:19,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:41:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:19,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 11:41:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:20,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:41:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:20,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 11:41:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:20,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 11:41:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:20,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-07 11:41:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 11:41:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-07 11:41:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-07 11:41:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 11:41:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 11:41:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:41:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-07 11:41:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-07 11:41:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 11:41:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 11:41:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 11:41:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 11:41:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 11:41:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 11:41:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 11:41:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 11:41:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:21,744 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-11-07 11:41:21,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:41:21,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576518708] [2024-11-07 11:41:21,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576518708] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 11:41:21,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1624145057] [2024-11-07 11:41:21,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:41:21,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 11:41:21,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:41:21,750 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 11:41:21,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 11:41:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:26,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 4275 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 11:41:26,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 11:41:28,161 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-07 11:41:28,161 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 11:41:28,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1624145057] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:41:28,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 11:41:28,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-11-07 11:41:28,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044261721] [2024-11-07 11:41:28,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:41:28,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 11:41:28,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:41:28,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 11:41:28,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-07 11:41:28,166 INFO L87 Difference]: Start difference. First operand 299 states and 415 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-07 11:41:34,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 11:41:34,564 INFO L93 Difference]: Finished difference Result 574 states and 817 transitions. [2024-11-07 11:41:34,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 11:41:34,565 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 135 [2024-11-07 11:41:34,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 11:41:34,569 INFO L225 Difference]: With dead ends: 574 [2024-11-07 11:41:34,569 INFO L226 Difference]: Without dead ends: 301 [2024-11-07 11:41:34,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-07 11:41:34,572 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 453 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 1148 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-07 11:41:34,572 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [455 Valid, 1148 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2024-11-07 11:41:34,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2024-11-07 11:41:34,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 301. [2024-11-07 11:41:34,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 174 states have (on average 1.2126436781609196) internal successors, (211), 176 states have internal predecessors, (211), 103 states have call successors, (103), 22 states have call predecessors, (103), 23 states have return successors, (121), 102 states have call predecessors, (121), 102 states have call successors, (121) [2024-11-07 11:41:34,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 435 transitions. [2024-11-07 11:41:34,624 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 435 transitions. Word has length 135 [2024-11-07 11:41:34,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 11:41:34,625 INFO L471 AbstractCegarLoop]: Abstraction has 301 states and 435 transitions. [2024-11-07 11:41:34,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-07 11:41:34,626 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 435 transitions. [2024-11-07 11:41:34,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-07 11:41:34,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:41:34,629 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 11:41:34,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 11:41:34,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 11:41:34,830 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:41:34,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:41:34,830 INFO L85 PathProgramCache]: Analyzing trace with hash 419431368, now seen corresponding path program 1 times [2024-11-07 11:41:34,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:41:34,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717191909] [2024-11-07 11:41:34,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:41:34,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:41:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:41,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:41:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:41,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 11:41:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:42,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:41:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:42,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 11:41:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:42,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 11:41:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:42,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-07 11:41:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:44,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:41:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:44,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:41:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:44,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 11:41:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:44,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 11:41:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:44,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 11:41:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:44,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 11:41:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:45,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 11:41:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:45,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:41:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:45,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 11:41:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:45,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:41:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:45,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:41:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:45,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-07 11:41:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:45,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 11:41:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:45,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 11:41:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:46,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 11:41:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:46,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 11:41:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:46,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 11:41:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:46,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 11:41:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:46,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 11:41:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:46,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 11:41:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:46,183 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-11-07 11:41:46,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:41:46,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717191909] [2024-11-07 11:41:46,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717191909] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 11:41:46,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607072802] [2024-11-07 11:41:46,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:41:46,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 11:41:46,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:41:46,187 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 11:41:46,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 11:41:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:41:51,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 4529 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 11:41:51,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 11:41:53,821 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-07 11:41:53,821 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 11:41:53,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1607072802] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:41:53,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 11:41:53,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [14] total 19 [2024-11-07 11:41:53,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431278209] [2024-11-07 11:41:53,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:41:53,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 11:41:53,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:41:53,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 11:41:53,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2024-11-07 11:41:53,823 INFO L87 Difference]: Start difference. First operand 301 states and 435 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24)