./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 7ca632cf4d0628a0bca8581d3487333a879c201a6e38711f70e5e296a0f6c548 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 07:28:56,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 07:28:56,264 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 07:28:56,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 07:28:56,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 07:28:56,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 07:28:56,298 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 07:28:56,299 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 07:28:56,299 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 07:28:56,299 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 07:28:56,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 07:28:56,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 07:28:56,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 07:28:56,300 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 07:28:56,301 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 07:28:56,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 07:28:56,303 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 07:28:56,303 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 07:28:56,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 07:28:56,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 07:28:56,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 07:28:56,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 07:28:56,306 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 07:28:56,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 07:28:56,306 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 07:28:56,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 07:28:56,309 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 07:28:56,309 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 07:28:56,309 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 07:28:56,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 07:28:56,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 07:28:56,310 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 07:28:56,310 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 07:28:56,310 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 07:28:56,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 07:28:56,311 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 07:28:56,311 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 07:28:56,311 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 07:28:56,311 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 07:28:56,312 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ca632cf4d0628a0bca8581d3487333a879c201a6e38711f70e5e296a0f6c548 [2024-10-13 07:28:56,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 07:28:56,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 07:28:56,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 07:28:56,521 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 07:28:56,521 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 07:28:56,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i [2024-10-13 07:28:57,858 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 07:28:58,250 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 07:28:58,251 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i [2024-10-13 07:28:58,288 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65c69021/b636fdb656bb4d1e8f847209b2d11c41/FLAG23896d545 [2024-10-13 07:28:58,421 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65c69021/b636fdb656bb4d1e8f847209b2d11c41 [2024-10-13 07:28:58,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 07:28:58,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 07:28:58,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 07:28:58,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 07:28:58,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 07:28:58,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:28:58" (1/1) ... [2024-10-13 07:28:58,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0d0c2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:58, skipping insertion in model container [2024-10-13 07:28:58,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:28:58" (1/1) ... [2024-10-13 07:28:58,546 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 07:28:58,792 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i[4499,4512] [2024-10-13 07:28:58,801 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i[4559,4572] [2024-10-13 07:28:59,378 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,383 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,383 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,383 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,384 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,396 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,398 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,399 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,402 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,403 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,404 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,406 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,406 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,838 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,847 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,897 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,897 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,898 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,898 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,898 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,898 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,899 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,899 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,900 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,900 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,900 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,900 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,900 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,903 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,904 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,904 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,904 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,906 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,909 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,912 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,914 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,915 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 07:28:59,950 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 07:28:59,963 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i[4499,4512] [2024-10-13 07:28:59,964 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i[4559,4572] [2024-10-13 07:28:59,997 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,997 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,997 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,998 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:59,998 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,002 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,003 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,003 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,004 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,005 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,005 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,006 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,006 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,066 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,104 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7738-7749] [2024-10-13 07:29:00,128 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,131 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,131 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,131 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,131 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,132 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,133 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,134 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,134 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,134 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,135 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,135 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,135 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,136 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,136 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,136 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,137 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,138 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,138 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,142 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,143 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,143 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:29:00,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 07:29:00,314 INFO L204 MainTranslator]: Completed translation [2024-10-13 07:29:00,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00 WrapperNode [2024-10-13 07:29:00,315 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 07:29:00,316 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 07:29:00,316 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 07:29:00,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 07:29:00,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,458 INFO L138 Inliner]: procedures = 687, calls = 1957, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 787 [2024-10-13 07:29:00,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 07:29:00,463 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 07:29:00,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 07:29:00,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 07:29:00,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,486 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,555 INFO L175 MemorySlicer]: Split 351 memory accesses to 8 slices as follows [236, 2, 5, 7, 5, 3, 14, 79]. 67 percent of accesses are in the largest equivalence class. The 260 initializations are split as follows [236, 2, 0, 0, 0, 1, 5, 16]. The 13 writes are split as follows [0, 0, 2, 2, 2, 1, 2, 4]. [2024-10-13 07:29:00,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,594 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,602 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 07:29:00,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 07:29:00,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 07:29:00,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 07:29:00,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (1/1) ... [2024-10-13 07:29:00,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 07:29:00,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:00,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 07:29:00,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 07:29:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-10-13 07:29:00,709 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-10-13 07:29:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 07:29:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-13 07:29:00,709 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-13 07:29:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-13 07:29:00,710 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-13 07:29:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-13 07:29:00,710 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-13 07:29:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 07:29:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 07:29:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 07:29:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 07:29:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 07:29:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 07:29:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 07:29:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 07:29:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-13 07:29:00,711 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-13 07:29:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-13 07:29:00,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-13 07:29:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 07:29:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 07:29:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 07:29:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 07:29:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 07:29:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 07:29:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 07:29:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 07:29:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 07:29:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 07:29:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 07:29:00,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 07:29:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-13 07:29:00,712 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-13 07:29:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-13 07:29:00,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-13 07:29:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-13 07:29:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-13 07:29:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-13 07:29:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-13 07:29:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-13 07:29:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-13 07:29:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-10-13 07:29:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-10-13 07:29:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 07:29:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 07:29:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 07:29:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 07:29:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 07:29:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-13 07:29:00,715 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-13 07:29:00,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 07:29:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-13 07:29:00,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-10-13 07:29:00,716 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 07:29:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 07:29:01,034 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 07:29:01,036 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 07:29:01,724 INFO L? ?]: Removed 185 outVars from TransFormulas that were not future-live. [2024-10-13 07:29:01,724 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 07:29:01,891 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 07:29:01,891 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 07:29:01,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:29:01 BoogieIcfgContainer [2024-10-13 07:29:01,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 07:29:01,898 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 07:29:01,899 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 07:29:01,907 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 07:29:01,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:28:58" (1/3) ... [2024-10-13 07:29:01,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748cb0c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:29:01, skipping insertion in model container [2024-10-13 07:29:01,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:29:00" (2/3) ... [2024-10-13 07:29:01,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748cb0c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:29:01, skipping insertion in model container [2024-10-13 07:29:01,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:29:01" (3/3) ... [2024-10-13 07:29:01,909 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness_negated.i [2024-10-13 07:29:01,939 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 07:29:01,943 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 07:29:02,039 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 07:29:02,045 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;@6d5a61fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 07:29:02,045 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 07:29:02,050 INFO L276 IsEmpty]: Start isEmpty. Operand has 201 states, 123 states have (on average 1.2520325203252032) internal successors, (154), 124 states have internal predecessors, (154), 59 states have call successors, (59), 17 states have call predecessors, (59), 17 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2024-10-13 07:29:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-10-13 07:29:02,062 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:02,063 INFO L215 NwaCegarLoop]: trace histogram [9, 7, 7, 7, 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] [2024-10-13 07:29:02,064 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:02,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:02,068 INFO L85 PathProgramCache]: Analyzing trace with hash 441172773, now seen corresponding path program 1 times [2024-10-13 07:29:02,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:02,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287820870] [2024-10-13 07:29:02,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:02,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 07:29:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:03,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 07:29:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:03,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 07:29:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:03,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 07:29:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:03,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 07:29:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:03,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 07:29:03,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:03,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-13 07:29:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:03,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 07:29:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:03,160 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-10-13 07:29:03,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:03,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287820870] [2024-10-13 07:29:03,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287820870] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:03,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 07:29:03,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 07:29:03,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022478094] [2024-10-13 07:29:03,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:03,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:29:03,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:03,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:29:03,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 07:29:03,227 INFO L87 Difference]: Start difference. First operand has 201 states, 123 states have (on average 1.2520325203252032) internal successors, (154), 124 states have internal predecessors, (154), 59 states have call successors, (59), 17 states have call predecessors, (59), 17 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-13 07:29:04,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:04,522 INFO L93 Difference]: Finished difference Result 407 states and 594 transitions. [2024-10-13 07:29:04,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 07:29:04,525 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 126 [2024-10-13 07:29:04,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:04,534 INFO L225 Difference]: With dead ends: 407 [2024-10-13 07:29:04,534 INFO L226 Difference]: Without dead ends: 224 [2024-10-13 07:29:04,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 07:29:04,541 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 143 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:04,542 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 296 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-13 07:29:04,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-10-13 07:29:04,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 199. [2024-10-13 07:29:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 122 states have (on average 1.2295081967213115) internal successors, (150), 123 states have internal predecessors, (150), 59 states have call successors, (59), 17 states have call predecessors, (59), 17 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-10-13 07:29:04,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 267 transitions. [2024-10-13 07:29:04,623 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 267 transitions. Word has length 126 [2024-10-13 07:29:04,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:04,623 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 267 transitions. [2024-10-13 07:29:04,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-13 07:29:04,624 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 267 transitions. [2024-10-13 07:29:04,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-10-13 07:29:04,628 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:04,628 INFO L215 NwaCegarLoop]: trace histogram [9, 7, 7, 7, 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] [2024-10-13 07:29:04,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 07:29:04,628 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:04,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:04,629 INFO L85 PathProgramCache]: Analyzing trace with hash 962487219, now seen corresponding path program 1 times [2024-10-13 07:29:04,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:04,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981978328] [2024-10-13 07:29:04,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:04,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 07:29:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 07:29:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 07:29:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 07:29:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 07:29:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 07:29:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-13 07:29:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 07:29:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,122 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-10-13 07:29:06,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:06,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981978328] [2024-10-13 07:29:06,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981978328] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:06,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1045263392] [2024-10-13 07:29:06,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:06,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:06,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:06,125 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:06,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 07:29:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 2305 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-10-13 07:29:06,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:07,031 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 94 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-10-13 07:29:07,032 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 07:29:07,291 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-10-13 07:29:07,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1045263392] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 07:29:07,292 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 07:29:07,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 15 [2024-10-13 07:29:07,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614453715] [2024-10-13 07:29:07,293 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 07:29:07,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-13 07:29:07,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:07,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-13 07:29:07,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-10-13 07:29:07,295 INFO L87 Difference]: Start difference. First operand 199 states and 267 transitions. Second operand has 15 states, 12 states have (on average 5.25) internal successors, (63), 10 states have internal predecessors, (63), 5 states have call successors, (37), 5 states have call predecessors, (37), 6 states have return successors, (33), 4 states have call predecessors, (33), 5 states have call successors, (33) [2024-10-13 07:29:08,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:08,999 INFO L93 Difference]: Finished difference Result 382 states and 517 transitions. [2024-10-13 07:29:09,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 07:29:09,000 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 12 states have (on average 5.25) internal successors, (63), 10 states have internal predecessors, (63), 5 states have call successors, (37), 5 states have call predecessors, (37), 6 states have return successors, (33), 4 states have call predecessors, (33), 5 states have call successors, (33) Word has length 126 [2024-10-13 07:29:09,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:09,003 INFO L225 Difference]: With dead ends: 382 [2024-10-13 07:29:09,003 INFO L226 Difference]: Without dead ends: 226 [2024-10-13 07:29:09,004 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2024-10-13 07:29:09,005 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 145 mSDsluCounter, 1027 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 1188 SdHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:09,005 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 1188 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1529 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-13 07:29:09,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-10-13 07:29:09,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 201. [2024-10-13 07:29:09,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 123 states have (on average 1.2276422764227641) internal successors, (151), 125 states have internal predecessors, (151), 59 states have call successors, (59), 17 states have call predecessors, (59), 18 states have return successors, (60), 58 states have call predecessors, (60), 58 states have call successors, (60) [2024-10-13 07:29:09,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 270 transitions. [2024-10-13 07:29:09,023 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 270 transitions. Word has length 126 [2024-10-13 07:29:09,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:09,025 INFO L471 AbstractCegarLoop]: Abstraction has 201 states and 270 transitions. [2024-10-13 07:29:09,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 12 states have (on average 5.25) internal successors, (63), 10 states have internal predecessors, (63), 5 states have call successors, (37), 5 states have call predecessors, (37), 6 states have return successors, (33), 4 states have call predecessors, (33), 5 states have call successors, (33) [2024-10-13 07:29:09,026 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 270 transitions. [2024-10-13 07:29:09,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-10-13 07:29:09,028 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:09,028 INFO L215 NwaCegarLoop]: trace histogram [9, 7, 7, 7, 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] [2024-10-13 07:29:09,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-13 07:29:09,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:09,233 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:09,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:09,233 INFO L85 PathProgramCache]: Analyzing trace with hash -2086085589, now seen corresponding path program 1 times [2024-10-13 07:29:09,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:09,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400438297] [2024-10-13 07:29:09,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:09,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:09,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:09,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 07:29:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 07:29:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 07:29:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-13 07:29:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-13 07:29:09,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-13 07:29:09,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 07:29:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 07:29:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,685 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-10-13 07:29:09,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:09,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400438297] [2024-10-13 07:29:09,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400438297] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:09,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1476161033] [2024-10-13 07:29:09,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:09,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:09,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:09,688 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:09,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 07:29:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:10,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 2361 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-13 07:29:10,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:10,174 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-10-13 07:29:10,174 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:10,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1476161033] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:10,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:10,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2024-10-13 07:29:10,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900825148] [2024-10-13 07:29:10,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:10,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 07:29:10,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:10,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 07:29:10,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-10-13 07:29:10,176 INFO L87 Difference]: Start difference. First operand 201 states and 270 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-10-13 07:29:10,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:10,352 INFO L93 Difference]: Finished difference Result 266 states and 345 transitions. [2024-10-13 07:29:10,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 07:29:10,353 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 134 [2024-10-13 07:29:10,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:10,354 INFO L225 Difference]: With dead ends: 266 [2024-10-13 07:29:10,354 INFO L226 Difference]: Without dead ends: 0 [2024-10-13 07:29:10,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-10-13 07:29:10,355 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 19 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:10,355 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 405 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 07:29:10,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-13 07:29:10,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-13 07:29:10,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 07:29:10,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-13 07:29:10,356 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2024-10-13 07:29:10,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:10,357 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 07:29:10,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 4 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-10-13 07:29:10,357 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-13 07:29:10,357 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-13 07:29:10,359 INFO L782 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-13 07:29:10,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-13 07:29:10,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-10-13 07:29:10,563 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-13 07:29:10,564 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-13 07:29:10,895 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 07:29:10,911 WARN L155 FloydHoareUtils]: Requires clause for bounded_malloc contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) Eliminated clause: true [2024-10-13 07:29:10,912 WARN L155 FloydHoareUtils]: Requires clause for aws_priority_queue_is_valid contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_int#5| |old(#memory_int#5)|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |old(#valid)| |#valid|)) Eliminated clause: true [2024-10-13 07:29:10,918 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#5.offset [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#5.offset [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#5 [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#5 [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#5.base [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#5.base [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_real#5 [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_real#5 [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-10-13 07:29:10,919 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~queue!base [2024-10-13 07:29:10,922 WARN L155 FloydHoareUtils]: Requires clause for ensure_array_list_has_allocated_data_member contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#7.base)| |#memory_$Pointer$#7.base|) (= |#memory_real#7| |old(#memory_real#7)|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_$Pointer$#7.offset| |old(#memory_$Pointer$#7.offset)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#6| |old(#memory_int#6)|) (= |old(#valid)| |#valid|) (= |#memory_int#7| |old(#memory_int#7)|)) Eliminated clause: true [2024-10-13 07:29:10,924 WARN L155 FloydHoareUtils]: Requires clause for aws_array_list_is_valid contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_int#5| |old(#memory_int#5)|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |old(#valid)| |#valid|)) Eliminated clause: true [2024-10-13 07:29:10,925 WARN L155 FloydHoareUtils]: Requires clause for aws_raise_error contained old-variable. Original clause: (= ~tl_last_error~0 |old(~tl_last_error~0)|) Eliminated clause: true [2024-10-13 07:29:10,926 WARN L155 FloydHoareUtils]: Requires clause for __CPROVER_overflow_mult contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) Eliminated clause: true [2024-10-13 07:29:10,927 WARN L155 FloydHoareUtils]: Requires clause for aws_mul_size_checked contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_int#5| |old(#memory_int#5)|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |old(#valid)| |#valid|)) Eliminated clause: true [2024-10-13 07:29:10,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:29:10 BoogieIcfgContainer [2024-10-13 07:29:10,929 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 07:29:10,929 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 07:29:10,929 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 07:29:10,929 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 07:29:10,930 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:29:01" (3/4) ... [2024-10-13 07:29:10,931 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-13 07:29:10,934 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_size_t [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2024-10-13 07:29:10,935 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2024-10-13 07:29:10,936 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2024-10-13 07:29:10,936 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-10-13 07:29:10,954 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 156 nodes and edges [2024-10-13 07:29:10,955 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2024-10-13 07:29:10,956 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-10-13 07:29:10,958 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-13 07:29:10,959 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-10-13 07:29:10,959 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-13 07:29:10,960 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-13 07:29:10,961 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-13 07:29:11,323 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-13 07:29:11,324 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-13 07:29:11,324 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 07:29:11,329 INFO L158 Benchmark]: Toolchain (without parser) took 12900.01ms. Allocated memory was 172.0MB in the beginning and 515.9MB in the end (delta: 343.9MB). Free memory was 92.3MB in the beginning and 207.0MB in the end (delta: -114.6MB). Peak memory consumption was 229.9MB. Max. memory is 16.1GB. [2024-10-13 07:29:11,329 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 172.0MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 07:29:11,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1888.70ms. Allocated memory was 172.0MB in the beginning and 241.2MB in the end (delta: 69.2MB). Free memory was 92.1MB in the beginning and 117.9MB in the end (delta: -25.8MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2024-10-13 07:29:11,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.54ms. Allocated memory is still 241.2MB. Free memory was 117.9MB in the beginning and 107.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-13 07:29:11,330 INFO L158 Benchmark]: Boogie Preprocessor took 172.77ms. Allocated memory is still 241.2MB. Free memory was 107.5MB in the beginning and 89.6MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-13 07:29:11,330 INFO L158 Benchmark]: RCFGBuilder took 1255.53ms. Allocated memory is still 241.2MB. Free memory was 89.6MB in the beginning and 160.5MB in the end (delta: -70.8MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-10-13 07:29:11,330 INFO L158 Benchmark]: TraceAbstraction took 9030.14ms. Allocated memory was 241.2MB in the beginning and 515.9MB in the end (delta: 274.7MB). Free memory was 159.4MB in the beginning and 334.9MB in the end (delta: -175.5MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. [2024-10-13 07:29:11,330 INFO L158 Benchmark]: Witness Printer took 395.13ms. Allocated memory is still 515.9MB. Free memory was 334.9MB in the beginning and 207.0MB in the end (delta: 127.9MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2024-10-13 07:29:11,332 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 172.0MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1888.70ms. Allocated memory was 172.0MB in the beginning and 241.2MB in the end (delta: 69.2MB). Free memory was 92.1MB in the beginning and 117.9MB in the end (delta: -25.8MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.54ms. Allocated memory is still 241.2MB. Free memory was 117.9MB in the beginning and 107.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 172.77ms. Allocated memory is still 241.2MB. Free memory was 107.5MB in the beginning and 89.6MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1255.53ms. Allocated memory is still 241.2MB. Free memory was 89.6MB in the beginning and 160.5MB in the end (delta: -70.8MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * TraceAbstraction took 9030.14ms. Allocated memory was 241.2MB in the beginning and 515.9MB in the end (delta: 274.7MB). Free memory was 159.4MB in the beginning and 334.9MB in the end (delta: -175.5MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. * Witness Printer took 395.13ms. Allocated memory is still 515.9MB. Free memory was 334.9MB in the beginning and 207.0MB in the end (delta: 127.9MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7738]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7738-7749] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#5.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#5.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#5 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#5 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#5.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#5.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_real#5 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_real#5 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~queue!base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 18 procedures, 201 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 3, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 310 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 307 mSDsluCounter, 1889 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1430 mSDsCounter, 278 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1919 IncrementalHoareTripleChecker+Invalid, 2197 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 278 mSolverCounterUnsat, 459 mSDtfsCounter, 1919 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 556 GetRequests, 527 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=201occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 50 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 646 NumberOfCodeBlocks, 646 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 766 ConstructedInterpolants, 0 QuantifiedInterpolants, 1316 SizeOfPredicates, 4 NumberOfNonLiveVariables, 4666 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 1007/1038 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 6936]: Procedure Contract for can_fail_malloc Derived contract for procedure can_fail_malloc. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 210]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) - ProcedureContractResult [Line: 7165]: Procedure Contract for assert_byte_from_buffer_matches Derived contract for procedure assert_byte_from_buffer_matches. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 8146]: Procedure Contract for aws_priority_queue_backpointer_index_valid Derived contract for procedure aws_priority_queue_backpointer_index_valid. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 222]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: 0 Ensures: 0 RESULT: Ultimate proved your program to be correct! [2024-10-13 07:29:11,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE