./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC --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 4257c596bef04d5fe8bf259adf6446404c081810303dcc774a436ca59648249a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:29:02,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:29:02,680 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 23:29:02,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:29:02,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:29:02,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:29:02,733 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:29:02,733 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:29:02,733 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:29:02,734 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:29:02,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:29:02,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:29:02,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:29:02,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:29:02,736 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:29:02,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:29:02,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:29:02,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:29:02,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:29:02,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:29:02,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:29:02,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:29:02,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:29:02,738 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:29:02,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:29:02,738 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:29:02,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:29:02,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:29:02,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:29:02,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:29:02,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:29:02,739 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:29:02,740 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:29:02,740 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:29:02,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:29:02,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:29:02,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:29:02,741 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:29:02,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:29:02,741 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:29:02,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:29:02,741 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:29:02,741 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:29:02,742 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:29:02,742 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:29:02,742 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC 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 -> 4257c596bef04d5fe8bf259adf6446404c081810303dcc774a436ca59648249a [2024-11-23 23:29:03,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:29:03,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:29:03,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:29:03,156 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:29:03,156 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:29:03,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2024-11-23 23:29:06,362 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/data/f25f480e6/d33983c09a3b4e79bf5bf02664d9b34f/FLAGaae65b8c2 [2024-11-23 23:29:07,044 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:29:07,045 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2024-11-23 23:29:07,082 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/data/f25f480e6/d33983c09a3b4e79bf5bf02664d9b34f/FLAGaae65b8c2 [2024-11-23 23:29:07,448 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/data/f25f480e6/d33983c09a3b4e79bf5bf02664d9b34f [2024-11-23 23:29:07,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:29:07,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:29:07,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:29:07,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:29:07,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:29:07,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:29:07" (1/1) ... [2024-11-23 23:29:07,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c70577a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:07, skipping insertion in model container [2024-11-23 23:29:07,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:29:07" (1/1) ... [2024-11-23 23:29:07,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:29:07,959 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2024-11-23 23:29:07,968 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2024-11-23 23:29:09,045 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,045 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,046 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,047 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,048 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,067 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,067 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,070 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,071 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,073 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,075 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,076 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,076 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,910 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:09,920 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,004 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,005 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,005 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,005 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,006 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,006 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,007 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,007 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,008 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,008 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,008 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,008 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,009 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,012 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,013 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,013 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,014 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,018 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,019 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,028 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,029 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,029 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:29:10,090 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:29:10,105 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2024-11-23 23:29:10,106 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2024-11-23 23:29:10,222 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,222 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,222 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,223 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,224 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,241 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,242 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,243 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,244 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,246 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,247 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,247 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,247 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,363 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,370 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] [2024-11-23 23:29:10,411 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,411 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,412 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,412 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,413 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,414 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,414 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,416 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,416 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,416 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,416 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,417 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,417 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,418 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,422 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,422 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,423 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,426 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,427 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,437 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,437 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,438 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-23 23:29:10,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:29:10,682 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:29:10,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10 WrapperNode [2024-11-23 23:29:10,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:29:10,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:29:10,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:29:10,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:29:10,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:10,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:10,880 INFO L138 Inliner]: procedures = 687, calls = 1963, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 791 [2024-11-23 23:29:10,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:29:10,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:29:10,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:29:10,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:29:10,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:10,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:10,912 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:11,013 INFO L175 MemorySlicer]: Split 355 memory accesses to 8 slices as follows [238, 2, 5, 3, 7, 81, 5, 14]. 67 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [6, 2, 0, 1, 0, 5, 0, 5]. The 258 writes are split as follows [232, 0, 2, 1, 2, 17, 2, 2]. [2024-11-23 23:29:11,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:11,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:11,095 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:11,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:11,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:11,131 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:11,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:11,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:29:11,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:29:11,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:29:11,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:29:11,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (1/1) ... [2024-11-23 23:29:11,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:29:11,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:29:11,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:29:11,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:29:11,265 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-23 23:29:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-23 23:29:11,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 23:29:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-23 23:29:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-23 23:29:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-23 23:29:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-23 23:29:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-23 23:29:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-23 23:29:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 23:29:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 23:29:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 23:29:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 23:29:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 23:29:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 23:29:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 23:29:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 23:29:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 23:29:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 23:29:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 23:29:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 23:29:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 23:29:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 23:29:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 23:29:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 23:29:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-23 23:29:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-23 23:29:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-23 23:29:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 23:29:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 23:29:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:29:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:29:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-23 23:29:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-23 23:29:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-23 23:29:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-23 23:29:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-23 23:29:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-23 23:29:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-23 23:29:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-23 23:29:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 23:29:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 23:29:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 23:29:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 23:29:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 23:29:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 23:29:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 23:29:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 23:29:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-23 23:29:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-23 23:29:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-23 23:29:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-23 23:29:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:29:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:29:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 23:29:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 23:29:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 23:29:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 23:29:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 23:29:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 23:29:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 23:29:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 23:29:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 23:29:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 23:29:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 23:29:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 23:29:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 23:29:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 23:29:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 23:29:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 23:29:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 23:29:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-23 23:29:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-23 23:29:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-23 23:29:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-23 23:29:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 23:29:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 23:29:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 23:29:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 23:29:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 23:29:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 23:29:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 23:29:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 23:29:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-23 23:29:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-23 23:29:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-23 23:29:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-23 23:29:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:29:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 23:29:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 23:29:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 23:29:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 23:29:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 23:29:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 23:29:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 23:29:11,783 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:29:11,786 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:29:18,666 INFO L? ?]: Removed 186 outVars from TransFormulas that were not future-live. [2024-11-23 23:29:18,666 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:29:18,690 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:29:18,691 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-23 23:29:18,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:29:18 BoogieIcfgContainer [2024-11-23 23:29:18,692 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:29:18,694 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:29:18,695 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:29:18,701 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:29:18,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:29:07" (1/3) ... [2024-11-23 23:29:18,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7728855c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:29:18, skipping insertion in model container [2024-11-23 23:29:18,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:29:10" (2/3) ... [2024-11-23 23:29:18,703 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7728855c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:29:18, skipping insertion in model container [2024-11-23 23:29:18,704 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:29:18" (3/3) ... [2024-11-23 23:29:18,705 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2024-11-23 23:29:18,727 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:29:18,729 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_priority_queue_s_swap_harness.i that has 18 procedures, 218 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 23:29:18,817 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:29:18,837 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;@62218527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:29:18,837 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:29:18,845 INFO L276 IsEmpty]: Start isEmpty. Operand has 218 states, 140 states have (on average 1.2214285714285715) internal successors, (171), 141 states have internal predecessors, (171), 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) [2024-11-23 23:29:18,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-23 23:29:18,870 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:29:18,871 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:29:18,872 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:29:18,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:29:18,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1366410741, now seen corresponding path program 1 times [2024-11-23 23:29:18,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:29:18,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736869790] [2024-11-23 23:29:18,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:29:18,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:29:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:29:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2024-11-23 23:29:27,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:29:27,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736869790] [2024-11-23 23:29:27,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736869790] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:29:27,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498344218] [2024-11-23 23:29:27,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:29:27,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:29:27,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:29:27,897 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:29:27,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 23:29:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:29:36,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 4503 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:29:36,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:29:36,561 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-23 23:29:36,562 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:29:36,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498344218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:29:36,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 23:29:36,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 23:29:36,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831826205] [2024-11-23 23:29:36,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:29:36,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:29:36,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:29:36,606 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:29:36,607 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:29:36,612 INFO L87 Difference]: Start difference. First operand has 218 states, 140 states have (on average 1.2214285714285715) internal successors, (171), 141 states have internal predecessors, (171), 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 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-23 23:29:36,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:29:36,675 INFO L93 Difference]: Finished difference Result 413 states and 585 transitions. [2024-11-23 23:29:36,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:29:36,677 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (23), 2 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 142 [2024-11-23 23:29:36,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:29:36,687 INFO L225 Difference]: With dead ends: 413 [2024-11-23 23:29:36,687 INFO L226 Difference]: Without dead ends: 213 [2024-11-23 23:29:36,692 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:29:36,695 INFO L435 NwaCegarLoop]: 286 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:29:36,696 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:29:36,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-11-23 23:29:36,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2024-11-23 23:29:36,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 136 states have (on average 1.2058823529411764) internal successors, (164), 137 states have internal predecessors, (164), 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) [2024-11-23 23:29:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 281 transitions. [2024-11-23 23:29:36,793 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 281 transitions. Word has length 142 [2024-11-23 23:29:36,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:29:36,795 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 281 transitions. [2024-11-23 23:29:36,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-23 23:29:36,797 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 281 transitions. [2024-11-23 23:29:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-23 23:29:36,804 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:29:36,805 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:29:36,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-23 23:29:37,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:29:37,006 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:29:37,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:29:37,008 INFO L85 PathProgramCache]: Analyzing trace with hash 2030466569, now seen corresponding path program 1 times [2024-11-23 23:29:37,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:29:37,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845714862] [2024-11-23 23:29:37,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:29:37,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:29:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:29:48,333 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-23 23:29:48,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:29:48,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845714862] [2024-11-23 23:29:48,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845714862] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:29:48,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1501814950] [2024-11-23 23:29:48,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:29:48,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:29:48,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:29:48,339 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:29:48,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 23:29:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:29:56,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 4503 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-23 23:29:56,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:29:56,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-23 23:29:56,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-23 23:29:59,194 WARN L873 $PredicateComparison]: unable to prove that (exists ((v_ensure_array_list_has_allocated_data_member_~list.offset_8 Int)) (and (= |c_#memory_$Pointer$#5.base| (store |c_old(#memory_$Pointer$#5.base)| |c_ensure_array_list_has_allocated_data_member_#in~list.base| (store (select |c_old(#memory_$Pointer$#5.base)| |c_ensure_array_list_has_allocated_data_member_#in~list.base|) v_ensure_array_list_has_allocated_data_member_~list.offset_8 (select (select |c_#memory_$Pointer$#5.base| |c_ensure_array_list_has_allocated_data_member_#in~list.base|) v_ensure_array_list_has_allocated_data_member_~list.offset_8)))) (<= v_ensure_array_list_has_allocated_data_member_~list.offset_8 |c_ensure_array_list_has_allocated_data_member_#in~list.offset|) (= |c_#memory_$Pointer$#5.offset| (store |c_old(#memory_$Pointer$#5.offset)| |c_ensure_array_list_has_allocated_data_member_#in~list.base| (store (select |c_old(#memory_$Pointer$#5.offset)| |c_ensure_array_list_has_allocated_data_member_#in~list.base|) v_ensure_array_list_has_allocated_data_member_~list.offset_8 (select (select |c_#memory_$Pointer$#5.offset| |c_ensure_array_list_has_allocated_data_member_#in~list.base|) v_ensure_array_list_has_allocated_data_member_~list.offset_8)))))) is different from true [2024-11-23 23:29:59,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 23:29:59,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-23 23:29:59,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-23 23:29:59,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-23 23:30:00,587 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 114 proven. 16 refuted. 0 times theorem prover too weak. 79 trivial. 2 not checked. [2024-11-23 23:30:00,587 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:30:03,987 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-23 23:30:03,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1501814950] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:30:03,987 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:30:03,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 15, 8] total 21 [2024-11-23 23:30:03,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822129502] [2024-11-23 23:30:03,988 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:30:03,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-23 23:30:03,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:30:03,991 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-23 23:30:03,991 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=333, Unknown=1, NotChecked=36, Total=420 [2024-11-23 23:30:03,992 INFO L87 Difference]: Start difference. First operand 213 states and 281 transitions. Second operand has 21 states, 17 states have (on average 5.235294117647059) internal successors, (89), 17 states have internal predecessors, (89), 9 states have call successors, (41), 5 states have call predecessors, (41), 9 states have return successors, (41), 8 states have call predecessors, (41), 9 states have call successors, (41) [2024-11-23 23:30:14,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 23:30:22,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 23:30:57,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 23:31:21,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 23:31:25,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-23 23:31:51,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:31:51,677 INFO L93 Difference]: Finished difference Result 581 states and 770 transitions. [2024-11-23 23:31:51,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-23 23:31:51,678 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 17 states have (on average 5.235294117647059) internal successors, (89), 17 states have internal predecessors, (89), 9 states have call successors, (41), 5 states have call predecessors, (41), 9 states have return successors, (41), 8 states have call predecessors, (41), 9 states have call successors, (41) Word has length 142 [2024-11-23 23:31:51,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:31:51,685 INFO L225 Difference]: With dead ends: 581 [2024-11-23 23:31:51,686 INFO L226 Difference]: Without dead ends: 415 [2024-11-23 23:31:51,689 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 267 SyntacticMatches, 5 SemanticMatches, 38 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 58.8s TimeCoverageRelationStatistics Valid=197, Invalid=1274, Unknown=15, NotChecked=74, Total=1560 [2024-11-23 23:31:51,690 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 372 mSDsluCounter, 2030 mSDsCounter, 0 mSdLazyCounter, 4528 mSolverCounterSat, 130 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 2227 SdHoareTripleChecker+Invalid, 5221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 4528 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 551 IncrementalHoareTripleChecker+Unchecked, 51.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:31:51,690 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 2227 Invalid, 5221 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [130 Valid, 4528 Invalid, 12 Unknown, 551 Unchecked, 51.8s Time] [2024-11-23 23:31:51,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2024-11-23 23:31:51,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 408. [2024-11-23 23:31:51,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 262 states have (on average 1.2213740458015268) internal successors, (320), 267 states have internal predecessors, (320), 109 states have call successors, (109), 34 states have call predecessors, (109), 36 states have return successors, (114), 106 states have call predecessors, (114), 107 states have call successors, (114) [2024-11-23 23:31:51,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 543 transitions. [2024-11-23 23:31:51,744 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 543 transitions. Word has length 142 [2024-11-23 23:31:51,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:31:51,745 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 543 transitions. [2024-11-23 23:31:51,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 17 states have (on average 5.235294117647059) internal successors, (89), 17 states have internal predecessors, (89), 9 states have call successors, (41), 5 states have call predecessors, (41), 9 states have return successors, (41), 8 states have call predecessors, (41), 9 states have call successors, (41) [2024-11-23 23:31:51,746 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 543 transitions. [2024-11-23 23:31:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-23 23:31:51,749 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:31:51,749 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:31:51,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-23 23:31:51,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:31:51,950 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:31:51,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:31:51,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1590834321, now seen corresponding path program 1 times [2024-11-23 23:31:51,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:31:51,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059931714] [2024-11-23 23:31:51,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:31:51,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:31:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:31:58,547 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2024-11-23 23:31:58,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:31:58,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059931714] [2024-11-23 23:31:58,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059931714] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:31:58,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489094241] [2024-11-23 23:31:58,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:31:58,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:31:58,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:31:58,552 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:31:58,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 23:32:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:32:05,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 4559 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 23:32:05,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:32:06,347 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-23 23:32:06,347 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:32:06,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489094241] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:32:06,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 23:32:06,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2024-11-23 23:32:06,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93901878] [2024-11-23 23:32:06,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:32:06,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 23:32:06,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:32:06,349 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 23:32:06,349 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-23 23:32:06,350 INFO L87 Difference]: Start difference. First operand 408 states and 543 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2024-11-23 23:32:07,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:32:07,316 INFO L93 Difference]: Finished difference Result 548 states and 705 transitions. [2024-11-23 23:32:07,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 23:32:07,317 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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 150 [2024-11-23 23:32:07,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:32:07,318 INFO L225 Difference]: With dead ends: 548 [2024-11-23 23:32:07,318 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 23:32:07,320 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-23 23:32:07,321 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 149 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:32:07,322 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 450 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-23 23:32:07,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 23:32:07,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 23:32:07,323 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) [2024-11-23 23:32:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 23:32:07,324 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 150 [2024-11-23 23:32:07,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:32:07,324 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:32:07,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2024-11-23 23:32:07,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:32:07,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 23:32:07,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:32:07,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-23 23:32:07,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:32:07,531 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-23 23:32:07,533 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 23:33:07,650 WARN L286 SmtUtils]: Spent 56.56s on a formula simplification. DAG size of input: 61 DAG size of output: 24 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-23 23:33:11,734 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:33:11,749 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #StackHeapBarrier [2024-11-23 23:33:11,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:33:11 BoogieIcfgContainer [2024-11-23 23:33:11,750 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:33:11,750 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:33:11,750 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:33:11,751 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:33:11,755 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:29:18" (3/4) ... [2024-11-23 23:33:11,757 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 23:33:11,767 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2024-11-23 23:33:11,767 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2024-11-23 23:33:11,767 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2024-11-23 23:33:11,768 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2024-11-23 23:33:11,768 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2024-11-23 23:33:11,768 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2024-11-23 23:33:11,768 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2024-11-23 23:33:11,769 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-23 23:33:11,769 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2024-11-23 23:33:11,769 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2024-11-23 23:33:11,769 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2024-11-23 23:33:11,769 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2024-11-23 23:33:11,770 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_size_t [2024-11-23 23:33:11,770 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2024-11-23 23:33:11,770 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2024-11-23 23:33:11,770 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2024-11-23 23:33:11,770 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-23 23:33:11,796 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 142 nodes and edges [2024-11-23 23:33:11,797 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2024-11-23 23:33:11,798 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-23 23:33:11,800 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-23 23:33:11,802 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-23 23:33:11,803 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-23 23:33:11,804 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-23 23:33:11,805 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:33:12,339 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 23:33:12,339 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 23:33:12,339 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:33:12,340 INFO L158 Benchmark]: Toolchain (without parser) took 244887.86ms. Allocated memory was 142.6MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 97.9MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 583.7MB. Max. memory is 16.1GB. [2024-11-23 23:33:12,341 INFO L158 Benchmark]: CDTParser took 1.91ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:33:12,341 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3229.99ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 63.5MB in the end (delta: 34.2MB). Peak memory consumption was 93.5MB. Max. memory is 16.1GB. [2024-11-23 23:33:12,341 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.39ms. Allocated memory is still 142.6MB. Free memory was 63.5MB in the beginning and 52.7MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:33:12,341 INFO L158 Benchmark]: Boogie Preprocessor took 287.89ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 52.7MB in the beginning and 299.5MB in the end (delta: -246.8MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-11-23 23:33:12,342 INFO L158 Benchmark]: RCFGBuilder took 7522.46ms. Allocated memory is still 360.7MB. Free memory was 299.5MB in the beginning and 195.2MB in the end (delta: 104.4MB). Peak memory consumption was 121.9MB. Max. memory is 16.1GB. [2024-11-23 23:33:12,342 INFO L158 Benchmark]: TraceAbstraction took 233055.68ms. Allocated memory was 360.7MB in the beginning and 3.2GB in the end (delta: 2.9GB). Free memory was 193.3MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 330.0MB. Max. memory is 16.1GB. [2024-11-23 23:33:12,342 INFO L158 Benchmark]: Witness Printer took 588.95ms. Allocated memory is still 3.2GB. Free memory was 2.7GB in the beginning and 2.6GB in the end (delta: 134.2MB). Peak memory consumption was 134.2MB. Max. memory is 16.1GB. [2024-11-23 23:33:12,344 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.91ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3229.99ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 63.5MB in the end (delta: 34.2MB). Peak memory consumption was 93.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.39ms. Allocated memory is still 142.6MB. Free memory was 63.5MB in the beginning and 52.7MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 287.89ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 52.7MB in the beginning and 299.5MB in the end (delta: -246.8MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * RCFGBuilder took 7522.46ms. Allocated memory is still 360.7MB. Free memory was 299.5MB in the beginning and 195.2MB in the end (delta: 104.4MB). Peak memory consumption was 121.9MB. Max. memory is 16.1GB. * TraceAbstraction took 233055.68ms. Allocated memory was 360.7MB in the beginning and 3.2GB in the end (delta: 2.9GB). Free memory was 193.3MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 330.0MB. Max. memory is 16.1GB. * Witness Printer took 588.95ms. Allocated memory is still 3.2GB. Free memory was 2.7GB in the beginning and 2.6GB in the end (delta: 134.2MB). Peak memory consumption was 134.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #StackHeapBarrier * 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, 218 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 168.7s, OverallIterations: 3, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 108.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 575 SdHoareTripleChecker+Valid, 52.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 521 mSDsluCounter, 2963 SdHoareTripleChecker+Invalid, 51.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 551 IncrementalHoareTripleChecker+Unchecked, 2360 mSDsCounter, 148 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4613 IncrementalHoareTripleChecker+Invalid, 5324 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 148 mSolverCounterUnsat, 603 mSDtfsCounter, 4613 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 611 GetRequests, 557 SyntacticMatches, 5 SemanticMatches, 49 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 59.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=408occurred in iteration=2, InterpolantAutomatonStates: 37, 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, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 4.1s SatisfiabilityAnalysisTime, 14.6s InterpolantComputationTime, 868 NumberOfCodeBlocks, 868 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1003 ConstructedInterpolants, 12 QuantifiedInterpolants, 1868 SizeOfPredicates, 13 NumberOfNonLiveVariables, 13565 ConjunctsInSsa, 71 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 1422/1477 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-23 23:33:12,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017cbb84-0720-4688-9515-84cac9f574d8/bin/uautomizer-verify-LYvppIcaGC/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