./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/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_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1 --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-d790fec [2024-12-02 05:49:42,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 05:49:42,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 05:49:42,727 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 05:49:42,728 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 05:49:42,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 05:49:42,753 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 05:49:42,753 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 05:49:42,753 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 05:49:42,753 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 05:49:42,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 05:49:42,754 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 05:49:42,754 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 05:49:42,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 05:49:42,754 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 05:49:42,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 05:49:42,755 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 05:49:42,755 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 05:49:42,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 05:49:42,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 05:49:42,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 05:49:42,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 05:49:42,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 05:49:42,755 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 05:49:42,756 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 05:49:42,756 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 05:49:42,756 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:49:42,756 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:49:42,756 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:49:42,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:49:42,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 05:49:42,756 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:49:42,757 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:49:42,757 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:49:42,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:49:42,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 05:49:42,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 05:49:42,757 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 05:49:42,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 05:49:42,757 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 05:49:42,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 05:49:42,758 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 05:49:42,758 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 05:49:42,758 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 05:49:42,758 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 05:49:42,758 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_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1 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 [2024-12-02 05:49:42,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 05:49:43,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 05:49:43,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 05:49:43,011 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 05:49:43,011 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 05:49:43,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2024-12-02 05:49:46,255 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/data/70d271304/4e6e67e9e978411fb5d645e7bf30e42a/FLAGd61d67a66 [2024-12-02 05:49:46,716 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 05:49:46,716 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2024-12-02 05:49:46,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/data/70d271304/4e6e67e9e978411fb5d645e7bf30e42a/FLAGd61d67a66 [2024-12-02 05:49:46,767 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/data/70d271304/4e6e67e9e978411fb5d645e7bf30e42a [2024-12-02 05:49:46,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 05:49:46,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 05:49:46,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 05:49:46,773 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 05:49:46,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 05:49:46,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:49:46" (1/1) ... [2024-12-02 05:49:46,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cdef168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:46, skipping insertion in model container [2024-12-02 05:49:46,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:49:46" (1/1) ... [2024-12-02 05:49:46,873 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 05:49:47,130 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_b297b74c-2cec-405e-bdd1-6095e1c15851/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2024-12-02 05:49:47,137 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_b297b74c-2cec-405e-bdd1-6095e1c15851/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2024-12-02 05:49:48,063 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,064 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,065 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,065 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,067 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,086 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,087 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,089 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,090 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,092 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,094 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,094 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,095 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,838 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,846 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,936 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,937 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,937 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,938 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,938 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,938 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,939 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,939 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,940 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,940 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,940 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,940 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,940 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,944 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,944 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,945 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,945 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,949 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,949 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,958 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,958 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,959 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:48,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 05:49:49,018 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 05:49:49,033 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_b297b74c-2cec-405e-bdd1-6095e1c15851/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2024-12-02 05:49:49,034 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_b297b74c-2cec-405e-bdd1-6095e1c15851/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2024-12-02 05:49:49,086 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,087 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,087 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,087 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,088 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,097 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,097 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,098 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,098 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,100 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,100 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,101 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,101 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,190 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,196 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] [2024-12-02 05:49:49,223 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,224 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,224 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,224 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,225 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,225 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,225 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,226 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,226 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,226 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,226 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,227 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,227 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,228 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,228 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,228 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,228 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,231 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,231 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,237 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,238 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,238 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-02 05:49:49,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 05:49:49,484 INFO L204 MainTranslator]: Completed translation [2024-12-02 05:49:49,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49 WrapperNode [2024-12-02 05:49:49,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 05:49:49,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 05:49:49,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 05:49:49,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 05:49:49,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,624 INFO L138 Inliner]: procedures = 687, calls = 1963, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 791 [2024-12-02 05:49:49,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 05:49:49,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 05:49:49,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 05:49:49,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 05:49:49,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,645 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,738 INFO L175 MemorySlicer]: Split 355 memory accesses to 8 slices as follows [2, 238, 3, 7, 5, 81, 5, 14]. 67 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 6, 1, 0, 0, 5, 0, 5]. The 258 writes are split as follows [0, 232, 1, 2, 2, 17, 2, 2]. [2024-12-02 05:49:49,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,739 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,778 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 05:49:49,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 05:49:49,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 05:49:49,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 05:49:49,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (1/1) ... [2024-12-02 05:49:49,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:49:49,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:49:49,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 05:49:49,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 05:49:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-12-02 05:49:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-12-02 05:49:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 05:49:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-12-02 05:49:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-12-02 05:49:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-12-02 05:49:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-12-02 05:49:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-12-02 05:49:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 05:49:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 05:49:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 05:49:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 05:49:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 05:49:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 05:49:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 05:49:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-12-02 05:49:49,890 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-12-02 05:49:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-02 05:49:49,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-02 05:49:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 05:49:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 05:49:49,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 05:49:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-12-02 05:49:49,891 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-12-02 05:49:49,892 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-12-02 05:49:49,892 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-12-02 05:49:49,892 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 05:49:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-12-02 05:49:49,893 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-12-02 05:49:49,893 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 05:49:49,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 05:49:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 05:49:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-12-02 05:49:49,894 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-12-02 05:49:49,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 05:49:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-12-02 05:49:49,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-12-02 05:49:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-12-02 05:49:49,896 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-12-02 05:49:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 05:49:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 05:49:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 05:49:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 05:49:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 05:49:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 05:49:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 05:49:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 05:49:50,250 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 05:49:50,252 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 05:49:56,494 INFO L? ?]: Removed 186 outVars from TransFormulas that were not future-live. [2024-12-02 05:49:56,495 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 05:49:56,508 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 05:49:56,508 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 05:49:56,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:49:56 BoogieIcfgContainer [2024-12-02 05:49:56,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 05:49:56,511 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 05:49:56,511 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 05:49:56,515 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 05:49:56,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:49:46" (1/3) ... [2024-12-02 05:49:56,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b84604e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:49:56, skipping insertion in model container [2024-12-02 05:49:56,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:49:49" (2/3) ... [2024-12-02 05:49:56,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b84604e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:49:56, skipping insertion in model container [2024-12-02 05:49:56,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:49:56" (3/3) ... [2024-12-02 05:49:56,518 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2024-12-02 05:49:56,530 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 05:49:56,532 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. [2024-12-02 05:49:56,587 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 05:49:56,598 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;@3bb45150, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 05:49:56,598 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 05:49:56,602 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) [2024-12-02 05:49:56,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 05:49:56,615 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:49:56,616 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] [2024-12-02 05:49:56,617 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:49:56,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:49:56,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1366410741, now seen corresponding path program 1 times [2024-12-02 05:49:56,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:49:56,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385884084] [2024-12-02 05:49:56,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:49:56,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:50:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:50:03,567 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2024-12-02 05:50:03,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:50:03,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385884084] [2024-12-02 05:50:03,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385884084] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 05:50:03,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568974869] [2024-12-02 05:50:03,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:50:03,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:50:03,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:50:03,571 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 05:50:03,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 05:50:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:50:09,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 4503 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 05:50:09,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:50:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-02 05:50:09,590 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 05:50:09,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568974869] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:50:09,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 05:50:09,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 05:50:09,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144153031] [2024-12-02 05:50:09,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:50:09,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 05:50:09,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:50:09,609 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 05:50:09,610 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 05:50:09,612 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) [2024-12-02 05:50:09,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:50:09,651 INFO L93 Difference]: Finished difference Result 413 states and 585 transitions. [2024-12-02 05:50:09,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 05:50:09,653 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 [2024-12-02 05:50:09,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:50:09,660 INFO L225 Difference]: With dead ends: 413 [2024-12-02 05:50:09,661 INFO L226 Difference]: Without dead ends: 213 [2024-12-02 05:50:09,665 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 [2024-12-02 05:50:09,667 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 [2024-12-02 05:50:09,667 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] [2024-12-02 05:50:09,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-12-02 05:50:09,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2024-12-02 05:50:09,703 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) [2024-12-02 05:50:09,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 281 transitions. [2024-12-02 05:50:09,710 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 281 transitions. Word has length 142 [2024-12-02 05:50:09,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:50:09,711 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 281 transitions. [2024-12-02 05:50:09,712 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) [2024-12-02 05:50:09,712 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 281 transitions. [2024-12-02 05:50:09,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 05:50:09,715 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:50:09,715 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] [2024-12-02 05:50:09,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 05:50:09,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 05:50:09,917 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:50:09,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:50:09,919 INFO L85 PathProgramCache]: Analyzing trace with hash 2030466569, now seen corresponding path program 1 times [2024-12-02 05:50:09,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:50:09,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080085956] [2024-12-02 05:50:09,920 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:50:09,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:50:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:50:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-12-02 05:50:17,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:50:17,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080085956] [2024-12-02 05:50:17,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080085956] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 05:50:17,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324075205] [2024-12-02 05:50:17,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:50:17,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:50:17,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:50:17,769 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 05:50:17,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 05:50:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:50:23,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 4503 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-12-02 05:50:23,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:50:23,682 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 [2024-12-02 05:50:23,706 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 [2024-12-02 05:50:25,555 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 [2024-12-02 05:50:25,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 05:50:25,628 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 [2024-12-02 05:50:25,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 05:50:25,664 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 [2024-12-02 05:50:26,670 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 114 proven. 16 refuted. 0 times theorem prover too weak. 79 trivial. 2 not checked. [2024-12-02 05:50:26,670 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 05:50:29,217 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-12-02 05:50:29,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1324075205] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 05:50:29,218 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 05:50:29,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 15, 8] total 21 [2024-12-02 05:50:29,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369870427] [2024-12-02 05:50:29,218 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 05:50:29,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-12-02 05:50:29,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:50:29,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-12-02 05:50:29,222 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=333, Unknown=1, NotChecked=36, Total=420 [2024-12-02 05:50:29,222 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) [2024-12-02 05:50:38,487 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] [2024-12-02 05:50:46,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 05:51:20,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 05:51:44,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 05:51:49,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 05:52:11,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:52:11,031 INFO L93 Difference]: Finished difference Result 581 states and 770 transitions. [2024-12-02 05:52:11,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-12-02 05:52:11,032 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 [2024-12-02 05:52:11,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:52:11,036 INFO L225 Difference]: With dead ends: 581 [2024-12-02 05:52:11,037 INFO L226 Difference]: Without dead ends: 415 [2024-12-02 05:52:11,038 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 267 SyntacticMatches, 5 SemanticMatches, 38 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 57.3s TimeCoverageRelationStatistics Valid=197, Invalid=1274, Unknown=15, NotChecked=74, Total=1560 [2024-12-02 05:52:11,039 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 372 mSDsluCounter, 2030 mSDsCounter, 0 mSdLazyCounter, 4528 mSolverCounterSat, 130 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.5s 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, 46.5s IncrementalHoareTripleChecker+Time [2024-12-02 05:52:11,039 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 2227 Invalid, 5221 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [130 Valid, 4528 Invalid, 12 Unknown, 551 Unchecked, 46.5s Time] [2024-12-02 05:52:11,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2024-12-02 05:52:11,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 408. [2024-12-02 05:52:11,072 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) [2024-12-02 05:52:11,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 543 transitions. [2024-12-02 05:52:11,075 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 543 transitions. Word has length 142 [2024-12-02 05:52:11,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:52:11,075 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 543 transitions. [2024-12-02 05:52:11,076 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) [2024-12-02 05:52:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 543 transitions. [2024-12-02 05:52:11,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-02 05:52:11,078 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 05:52:11,078 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] [2024-12-02 05:52:11,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 05:52:11,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-12-02 05:52:11,279 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 05:52:11,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 05:52:11,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1590834321, now seen corresponding path program 1 times [2024-12-02 05:52:11,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 05:52:11,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040890857] [2024-12-02 05:52:11,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:52:11,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 05:52:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:52:16,562 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2024-12-02 05:52:16,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 05:52:16,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040890857] [2024-12-02 05:52:16,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040890857] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 05:52:16,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795911680] [2024-12-02 05:52:16,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 05:52:16,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:52:16,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 05:52:16,565 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 05:52:16,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 05:52:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 05:52:22,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 4559 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 05:52:22,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 05:52:23,524 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-02 05:52:23,524 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 05:52:23,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1795911680] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 05:52:23,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 05:52:23,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2024-12-02 05:52:23,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947880420] [2024-12-02 05:52:23,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 05:52:23,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 05:52:23,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 05:52:23,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 05:52:23,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-12-02 05:52:23,527 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) [2024-12-02 05:52:24,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 05:52:24,335 INFO L93 Difference]: Finished difference Result 548 states and 705 transitions. [2024-12-02 05:52:24,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 05:52:24,336 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 [2024-12-02 05:52:24,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 05:52:24,336 INFO L225 Difference]: With dead ends: 548 [2024-12-02 05:52:24,337 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 05:52:24,338 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-12-02 05:52:24,338 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 149 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 05:52:24,339 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 450 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 05:52:24,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 05:52:24,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 05:52:24,339 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) [2024-12-02 05:52:24,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 05:52:24,340 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 150 [2024-12-02 05:52:24,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 05:52:24,340 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 05:52:24,340 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) [2024-12-02 05:52:24,340 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 05:52:24,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 05:52:24,343 INFO L782 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 05:52:24,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 05:52:24,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 05:52:24,546 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 05:52:24,547 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-12-02 05:53:23,264 WARN L286 SmtUtils]: Spent 55.87s 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) [2024-12-02 05:53:26,613 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 05:53:26,622 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #StackHeapBarrier [2024-12-02 05:53:26,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:53:26 BoogieIcfgContainer [2024-12-02 05:53:26,622 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 05:53:26,623 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 05:53:26,623 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 05:53:26,623 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 05:53:26,624 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:49:56" (3/4) ... [2024-12-02 05:53:26,626 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-02 05:53:26,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2024-12-02 05:53:26,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2024-12-02 05:53:26,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2024-12-02 05:53:26,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2024-12-02 05:53:26,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2024-12-02 05:53:26,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2024-12-02 05:53:26,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2024-12-02 05:53:26,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-02 05:53:26,631 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2024-12-02 05:53:26,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2024-12-02 05:53:26,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2024-12-02 05:53:26,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2024-12-02 05:53:26,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_size_t [2024-12-02 05:53:26,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2024-12-02 05:53:26,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2024-12-02 05:53:26,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2024-12-02 05:53:26,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-02 05:53:26,641 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 142 nodes and edges [2024-12-02 05:53:26,642 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2024-12-02 05:53:26,643 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-12-02 05:53:26,643 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-02 05:53:26,644 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-02 05:53:26,644 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-02 05:53:26,645 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-02 05:53:26,646 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 05:53:27,221 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 05:53:27,221 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 05:53:27,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 05:53:27,222 INFO L158 Benchmark]: Toolchain (without parser) took 220450.65ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 84.4MB in the beginning and 823.0MB in the end (delta: -738.6MB). Peak memory consumption was 469.1MB. Max. memory is 16.1GB. [2024-12-02 05:53:27,222 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 05:53:27,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2712.07ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 84.1MB in the beginning and 163.5MB in the end (delta: -79.4MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. [2024-12-02 05:53:27,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.97ms. Allocated memory is still 218.1MB. Free memory was 163.5MB in the beginning and 153.1MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 05:53:27,223 INFO L158 Benchmark]: Boogie Preprocessor took 190.60ms. Allocated memory is still 218.1MB. Free memory was 153.1MB in the beginning and 136.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 05:53:27,223 INFO L158 Benchmark]: RCFGBuilder took 6692.06ms. Allocated memory is still 218.1MB. Free memory was 135.7MB in the beginning and 112.8MB in the end (delta: 22.9MB). Peak memory consumption was 102.4MB. Max. memory is 16.1GB. [2024-12-02 05:53:27,223 INFO L158 Benchmark]: TraceAbstraction took 210111.61ms. Allocated memory was 218.1MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 112.8MB in the beginning and 957.0MB in the end (delta: -844.1MB). Peak memory consumption was 252.2MB. Max. memory is 16.1GB. [2024-12-02 05:53:27,224 INFO L158 Benchmark]: Witness Printer took 598.07ms. Allocated memory is still 1.3GB. Free memory was 957.0MB in the beginning and 823.0MB in the end (delta: 134.0MB). Peak memory consumption was 134.2MB. Max. memory is 16.1GB. [2024-12-02 05:53:27,225 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2712.07ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 84.1MB in the beginning and 163.5MB in the end (delta: -79.4MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.97ms. Allocated memory is still 218.1MB. Free memory was 163.5MB in the beginning and 153.1MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.60ms. Allocated memory is still 218.1MB. Free memory was 153.1MB in the beginning and 136.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 6692.06ms. Allocated memory is still 218.1MB. Free memory was 135.7MB in the beginning and 112.8MB in the end (delta: 22.9MB). Peak memory consumption was 102.4MB. Max. memory is 16.1GB. * TraceAbstraction took 210111.61ms. Allocated memory was 218.1MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 112.8MB in the beginning and 957.0MB in the end (delta: -844.1MB). Peak memory consumption was 252.2MB. Max. memory is 16.1GB. * Witness Printer took 598.07ms. Allocated memory is still 1.3GB. Free memory was 957.0MB in the beginning and 823.0MB in the end (delta: 134.0MB). 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: 148.0s, OverallIterations: 3, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 102.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 575 SdHoareTripleChecker+Valid, 47.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 521 mSDsluCounter, 2963 SdHoareTripleChecker+Invalid, 46.1s 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, 57.9s 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: 0.6s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 9.9s 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! [2024-12-02 05:53:27,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b297b74c-2cec-405e-bdd1-6095e1c15851/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE