./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_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_priority_queue_init_dynamic_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', '02a1ef197fe295e0adddb84ae3aa2db56396688008aeca91e1ab4b161b42690c'] 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_init_dynamic_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 02a1ef197fe295e0adddb84ae3aa2db56396688008aeca91e1ab4b161b42690c --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 11:58:39,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 11:58:39,625 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 11:58:39,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 11:58:39,629 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 11:58:39,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 11:58:39,655 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 11:58:39,656 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 11:58:39,656 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 11:58:39,656 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 11:58:39,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 11:58:39,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 11:58:39,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 11:58:39,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 11:58:39,658 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 11:58:39,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 11:58:39,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 11:58:39,658 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 11:58:39,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 11:58:39,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 11:58:39,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 11:58:39,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 11:58:39,658 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 11:58:39,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 11:58:39,659 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 11:58:39,659 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 11:58:39,659 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 11:58:39,659 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 11:58:39,660 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 11:58:39,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:58:39,660 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 11:58:39,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 11:58:39,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 11:58:39,660 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 11:58:39,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 11:58:39,660 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 11:58:39,660 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 11:58:39,660 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 11:58:39,661 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 11:58:39,661 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 -> 02a1ef197fe295e0adddb84ae3aa2db56396688008aeca91e1ab4b161b42690c [2024-11-07 11:58:39,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 11:58:39,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 11:58:39,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 11:58:39,928 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 11:58:39,928 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 11:58:39,929 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2024-11-07 11:58:41,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 11:58:41,531 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 11:58:41,531 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2024-11-07 11:58:41,569 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0b13330a9/d2cb0c81b58e4a5d8b33f41fbdd2fa20/FLAGef4a1273f [2024-11-07 11:58:41,580 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0b13330a9/d2cb0c81b58e4a5d8b33f41fbdd2fa20 [2024-11-07 11:58:41,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 11:58:41,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 11:58:41,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 11:58:41,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 11:58:41,587 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 11:58:41,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:58:41" (1/1) ... [2024-11-07 11:58:41,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4ecff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:41, skipping insertion in model container [2024-11-07 11:58:41,588 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:58:41" (1/1) ... [2024-11-07 11:58:41,685 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 11:58:41,884 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_init_dynamic_harness.i[4505,4518] [2024-11-07 11:58:41,890 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_init_dynamic_harness.i[4565,4578] [2024-11-07 11:58:42,378 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,379 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,379 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,379 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,380 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,388 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,675 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,676 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:58:42,742 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 11:58:42,751 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_init_dynamic_harness.i[4505,4518] [2024-11-07 11:58:42,752 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_init_dynamic_harness.i[4565,4578] [2024-11-07 11:58:42,790 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,791 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,791 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,791 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,792 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,795 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,795 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,796 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,797 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,848 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,852 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:42,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2024-11-07 11:58:42,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:58:43,038 INFO L204 MainTranslator]: Completed translation [2024-11-07 11:58:43,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43 WrapperNode [2024-11-07 11:58:43,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 11:58:43,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 11:58:43,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 11:58:43,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 11:58:43,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,172 INFO L138 Inliner]: procedures = 678, calls = 1530, calls flagged for inlining = 52, calls inlined = 9, statements flattened = 765 [2024-11-07 11:58:43,173 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 11:58:43,174 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 11:58:43,174 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 11:58:43,174 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 11:58:43,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,211 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,267 INFO L175 MemorySlicer]: Split 301 memory accesses to 5 slices as follows [2, 238, 48, 8, 5]. 79 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 6, 0, 2, 5]. The 252 writes are split as follows [0, 232, 19, 1, 0]. [2024-11-07 11:58:43,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,269 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,325 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 11:58:43,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 11:58:43,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 11:58:43,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 11:58:43,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (1/1) ... [2024-11-07 11:58:43,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:58:43,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:58:43,362 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 11:58:43,368 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 11:58:43,383 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-07 11:58:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-07 11:58:43,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 11:58:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-07 11:58:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-07 11:58:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 11:58:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 11:58:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-07 11:58:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-07 11:58:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 11:58:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 11:58:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 11:58:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 11:58:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 11:58:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 11:58:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 11:58:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 11:58:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 11:58:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 11:58:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 11:58:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 11:58:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 11:58:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 11:58:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 11:58:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-07 11:58:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-07 11:58:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-07 11:58:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-07 11:58:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 11:58:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 11:58:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 11:58:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 11:58:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 11:58:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-07 11:58:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-07 11:58:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-07 11:58:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 11:58:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 11:58:43,618 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 11:58:43,620 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 11:58:49,565 INFO L? ?]: Removed 151 outVars from TransFormulas that were not future-live. [2024-11-07 11:58:49,566 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 11:58:49,583 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 11:58:49,586 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-07 11:58:49,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:58:49 BoogieIcfgContainer [2024-11-07 11:58:49,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 11:58:49,588 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 11:58:49,588 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 11:58:49,592 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 11:58:49,592 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 11:58:41" (1/3) ... [2024-11-07 11:58:49,592 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2015e245 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:58:49, skipping insertion in model container [2024-11-07 11:58:49,592 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:43" (2/3) ... [2024-11-07 11:58:49,592 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2015e245 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:58:49, skipping insertion in model container [2024-11-07 11:58:49,592 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:58:49" (3/3) ... [2024-11-07 11:58:49,593 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness.i [2024-11-07 11:58:49,604 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 11:58:49,604 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 11:58:49,671 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 11:58:49,681 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;@54e09344, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 11:58:49,682 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 11:58:49,687 INFO L276 IsEmpty]: Start isEmpty. Operand has 219 states, 141 states have (on average 1.2411347517730495) internal successors, (175), 141 states have internal predecessors, (175), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-07 11:58:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-07 11:58:49,699 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:58:49,700 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 9, 9, 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 11:58:49,700 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:58:49,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:58:49,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1438933569, now seen corresponding path program 1 times [2024-11-07 11:58:49,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:58:49,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120783139] [2024-11-07 11:58:49,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:58:49,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:58:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:54,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:58:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:54,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 11:58:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:58:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 11:58:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 11:58:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 11:58:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 11:58:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 11:58:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-07 11:58:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 11:58:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 11:58:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 11:58:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 11:58:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:58:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 11:58:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 11:58:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:58:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 11:58:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 11:58:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 11:58:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-07 11:58:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-07 11:58:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 11:58:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-07 11:58:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:58:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:58:55,505 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-07 11:58:55,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:58:55,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120783139] [2024-11-07 11:58:55,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120783139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:58:55,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 11:58:55,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 11:58:55,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052846156] [2024-11-07 11:58:55,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:58:55,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 11:58:55,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:58:55,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 11:58:55,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 11:58:55,531 INFO L87 Difference]: Start difference. First operand has 219 states, 141 states have (on average 1.2411347517730495) internal successors, (175), 141 states have internal predecessors, (175), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-07 11:58:59,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:59:04,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:59:08,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 11:59:08,025 INFO L93 Difference]: Finished difference Result 436 states and 639 transitions. [2024-11-07 11:59:08,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 11:59:08,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 144 [2024-11-07 11:59:08,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 11:59:08,033 INFO L225 Difference]: With dead ends: 436 [2024-11-07 11:59:08,034 INFO L226 Difference]: Without dead ends: 236 [2024-11-07 11:59:08,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 11:59:08,038 INFO L432 NwaCegarLoop]: 240 mSDtfsCounter, 163 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 144 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2024-11-07 11:59:08,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 433 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 215 Invalid, 2 Unknown, 0 Unchecked, 12.2s Time] [2024-11-07 11:59:08,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-07 11:59:08,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 212. [2024-11-07 11:59:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 133 states have (on average 1.2105263157894737) internal successors, (161), 135 states have internal predecessors, (161), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-07 11:59:08,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 283 transitions. [2024-11-07 11:59:08,090 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 283 transitions. Word has length 144 [2024-11-07 11:59:08,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 11:59:08,091 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 283 transitions. [2024-11-07 11:59:08,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-07 11:59:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 283 transitions. [2024-11-07 11:59:08,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-07 11:59:08,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:59:08,096 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 11:59:08,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 11:59:08,097 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:59:08,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:59:08,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1947585720, now seen corresponding path program 1 times [2024-11-07 11:59:08,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:59:08,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504475377] [2024-11-07 11:59:08,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:59:08,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:59:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:59:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 11:59:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:59:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 11:59:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 11:59:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 11:59:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 11:59:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 11:59:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-07 11:59:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 11:59:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 11:59:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 11:59:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 11:59:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 11:59:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 11:59:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 11:59:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 11:59:13,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:13,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 11:59:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:14,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 11:59:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:14,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-07 11:59:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 11:59:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 11:59:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 11:59:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 11:59:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:15,227 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-07 11:59:15,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:59:15,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504475377] [2024-11-07 11:59:15,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504475377] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 11:59:15,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257086574] [2024-11-07 11:59:15,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:59:15,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 11:59:15,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:59:15,231 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 11:59:15,233 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 11:59:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:19,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 4561 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-07 11:59:19,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 11:59:23,778 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2024-11-07 11:59:23,778 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 11:59:27,498 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-07 11:59:27,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1257086574] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-07 11:59:27,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-07 11:59:27,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 10] total 19 [2024-11-07 11:59:27,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754671895] [2024-11-07 11:59:27,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:59:27,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 11:59:27,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:59:27,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 11:59:27,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=305, Unknown=0, NotChecked=0, Total=342 [2024-11-07 11:59:27,501 INFO L87 Difference]: Start difference. First operand 212 states and 283 transitions. Second operand has 5 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-07 11:59:28,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 11:59:28,350 INFO L93 Difference]: Finished difference Result 220 states and 291 transitions. [2024-11-07 11:59:28,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 11:59:28,351 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 178 [2024-11-07 11:59:28,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 11:59:28,353 INFO L225 Difference]: With dead ends: 220 [2024-11-07 11:59:28,353 INFO L226 Difference]: Without dead ends: 218 [2024-11-07 11:59:28,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=41, Invalid=339, Unknown=0, NotChecked=0, Total=380 [2024-11-07 11:59:28,358 INFO L432 NwaCegarLoop]: 280 mSDtfsCounter, 3 mSDsluCounter, 822 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1102 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 11:59:28,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1102 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 11:59:28,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2024-11-07 11:59:28,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 217. [2024-11-07 11:59:28,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 136 states have (on average 1.2058823529411764) internal successors, (164), 139 states have internal predecessors, (164), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-07 11:59:28,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 288 transitions. [2024-11-07 11:59:28,374 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 288 transitions. Word has length 178 [2024-11-07 11:59:28,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 11:59:28,375 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 288 transitions. [2024-11-07 11:59:28,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-07 11:59:28,376 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 288 transitions. [2024-11-07 11:59:28,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-07 11:59:28,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:59:28,378 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 11:59:28,405 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 11:59:28,578 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 11:59:28,579 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:59:28,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:59:28,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1945738678, now seen corresponding path program 1 times [2024-11-07 11:59:28,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:59:28,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035054664] [2024-11-07 11:59:28,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:59:28,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:59:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:59:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 11:59:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:59:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 11:59:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 11:59:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 11:59:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 11:59:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 11:59:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-07 11:59:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 11:59:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 11:59:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 11:59:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 11:59:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 11:59:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 11:59:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 11:59:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 11:59:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 11:59:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:33,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 11:59:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:34,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:34,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:34,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-07 11:59:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:34,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 11:59:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:34,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 11:59:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:35,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 11:59:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:35,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:35,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:35,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 11:59:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:35,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:35,045 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-07 11:59:35,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:59:35,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035054664] [2024-11-07 11:59:35,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035054664] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 11:59:35,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091943429] [2024-11-07 11:59:35,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:59:35,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 11:59:35,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:59:35,050 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 11:59:35,052 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 11:59:39,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:39,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 4566 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 11:59:39,855 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 11:59:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2024-11-07 11:59:40,775 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 11:59:40,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1091943429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:59:40,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 11:59:40,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 11 [2024-11-07 11:59:40,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464661000] [2024-11-07 11:59:40,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:59:40,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 11:59:40,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:59:40,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 11:59:40,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-07 11:59:40,776 INFO L87 Difference]: Start difference. First operand 217 states and 288 transitions. Second operand has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-07 11:59:41,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 11:59:41,561 INFO L93 Difference]: Finished difference Result 402 states and 527 transitions. [2024-11-07 11:59:41,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 11:59:41,562 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) Word has length 178 [2024-11-07 11:59:41,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 11:59:41,564 INFO L225 Difference]: With dead ends: 402 [2024-11-07 11:59:41,564 INFO L226 Difference]: Without dead ends: 217 [2024-11-07 11:59:41,565 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-07 11:59:41,565 INFO L432 NwaCegarLoop]: 276 mSDtfsCounter, 7 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-07 11:59:41,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1365 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-07 11:59:41,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2024-11-07 11:59:41,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2024-11-07 11:59:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 136 states have (on average 1.1985294117647058) internal successors, (163), 139 states have internal predecessors, (163), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-07 11:59:41,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 287 transitions. [2024-11-07 11:59:41,586 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 287 transitions. Word has length 178 [2024-11-07 11:59:41,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 11:59:41,587 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 287 transitions. [2024-11-07 11:59:41,587 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-07 11:59:41,587 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 287 transitions. [2024-11-07 11:59:41,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-07 11:59:41,588 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:59:41,589 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 11:59:41,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-07 11:59:41,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 11:59:41,793 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:59:41,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:59:41,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1712341190, now seen corresponding path program 1 times [2024-11-07 11:59:41,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:59:41,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954548848] [2024-11-07 11:59:41,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:59:41,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:59:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:59:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 11:59:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:59:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 11:59:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 11:59:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 11:59:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 11:59:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 11:59:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-07 11:59:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 11:59:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 11:59:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 11:59:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 11:59:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 11:59:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 11:59:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 11:59:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 11:59:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 11:59:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:47,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 11:59:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:48,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 11:59:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 11:59:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 11:59:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 11:59:49,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-07 11:59:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:49,553 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-07 11:59:49,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:59:49,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954548848] [2024-11-07 11:59:49,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954548848] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 11:59:49,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1113085411] [2024-11-07 11:59:49,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:59:49,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 11:59:49,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:59:49,555 INFO L229 MonitoredProcess]: Starting monitored process 4 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 11:59:49,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process