./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU --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 dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:14:44,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:14:44,947 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:14:44,956 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:14:44,957 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:14:44,990 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:14:44,993 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:14:44,994 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:14:44,994 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:14:44,995 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:14:44,996 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:14:44,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:14:44,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:14:44,999 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:14:44,999 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:14:45,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:14:45,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:14:45,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:14:45,001 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:14:45,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:14:45,002 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:14:45,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:14:45,006 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:14:45,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:14:45,007 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:14:45,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:14:45,007 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:14:45,008 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:14:45,008 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:14:45,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:45,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:14:45,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:14:45,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:14:45,011 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:14:45,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:14:45,012 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:14:45,012 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:14:45,012 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:14:45,013 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:14:45,013 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee [2024-10-31 22:14:45,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:14:45,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:14:45,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:14:45,316 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:14:45,316 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:14:45,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i Unable to find full path for "g++" [2024-10-31 22:14:47,396 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:14:47,962 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:14:47,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i [2024-10-31 22:14:48,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/data/56edd9ed3/08e7edf9d0514cd983bebd0ae645de72/FLAG792f1518c [2024-10-31 22:14:48,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/data/56edd9ed3/08e7edf9d0514cd983bebd0ae645de72 [2024-10-31 22:14:48,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:14:48,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:14:48,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:48,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:14:48,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:14:48,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:48" (1/1) ... [2024-10-31 22:14:48,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600f540f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:48, skipping insertion in model container [2024-10-31 22:14:48,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:48" (1/1) ... [2024-10-31 22:14:48,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:14:48,574 WARN L251 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_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4501,4514] [2024-10-31 22:14:48,586 WARN L251 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_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4561,4574] [2024-10-31 22:14:49,937 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:49,940 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:49,941 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:49,944 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:49,949 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:49,983 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:49,989 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:49,994 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:49,995 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:49,999 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,004 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,005 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,007 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,870 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,888 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,990 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,991 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,991 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,992 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,993 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,993 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,994 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,995 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,996 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,997 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,997 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,998 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:50,998 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,002 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,003 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,003 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,004 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,008 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,009 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,020 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,021 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,022 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:51,088 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:14:51,107 WARN L251 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_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4501,4514] [2024-10-31 22:14:51,108 WARN L251 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_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4561,4574] [2024-10-31 22:14:51,183 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,184 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,185 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,186 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,188 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,205 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,206 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,207 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,208 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,209 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,210 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,210 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,210 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,336 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,349 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2024-10-31 22:14:51,400 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,402 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,402 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,403 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,404 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,404 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,405 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,405 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,406 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,407 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,408 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,409 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,409 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,411 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,411 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,412 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,412 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,417 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,418 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,427 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,428 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,429 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:14:51,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:51,759 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:14:51,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51 WrapperNode [2024-10-31 22:14:51,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:51,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:51,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:14:51,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:14:51,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:51,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,060 INFO L138 Inliner]: procedures = 686, calls = 1892, calls flagged for inlining = 57, calls inlined = 17, statements flattened = 1177 [2024-10-31 22:14:52,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:52,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:14:52,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:14:52,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:14:52,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,106 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,259 INFO L175 MemorySlicer]: Split 384 memory accesses to 6 slices as follows [238, 2, 7, 24, 104, 9]. 62 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [6, 2, 2, 5, 0, 1]. The 268 writes are split as follows [232, 0, 1, 8, 26, 1]. [2024-10-31 22:14:52,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,397 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:14:52,398 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:14:52,398 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:14:52,398 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:14:52,399 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (1/1) ... [2024-10-31 22:14:52,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:52,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:14:52,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:14:52,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf856cf-32b4-4844-a8eb-050a14a0a4fd/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:14:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-10-31 22:14:52,499 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-10-31 22:14:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2024-10-31 22:14:52,499 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2024-10-31 22:14:52,500 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-10-31 22:14:52,500 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-10-31 22:14:52,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:14:52,500 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-31 22:14:52,500 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-31 22:14:52,500 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-31 22:14:52,500 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-31 22:14:52,500 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:14:52,501 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:14:52,501 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-10-31 22:14:52,502 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-10-31 22:14:52,502 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-10-31 22:14:52,502 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-10-31 22:14:52,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:14:52,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:14:52,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:14:52,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:14:52,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:14:52,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:14:52,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:14:52,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:14:52,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:14:52,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:14:52,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:14:52,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:14:52,503 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-31 22:14:52,504 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-31 22:14:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:14:52,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:14:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:14:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:14:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:14:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:14:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:14:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:14:52,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:14:52,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:14:52,505 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-10-31 22:14:52,505 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-10-31 22:14:52,506 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-31 22:14:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-31 22:14:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:14:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:14:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:14:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:14:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-31 22:14:52,508 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-31 22:14:52,508 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-31 22:14:52,508 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-31 22:14:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:14:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:14:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:14:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:14:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:14:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:14:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-31 22:14:52,509 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-31 22:14:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-10-31 22:14:52,511 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-10-31 22:14:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-10-31 22:14:52,511 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-10-31 22:14:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-10-31 22:14:52,511 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-10-31 22:14:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-31 22:14:52,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-31 22:14:52,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-31 22:14:52,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-31 22:14:52,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-31 22:14:52,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-31 22:14:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-31 22:14:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-31 22:14:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-31 22:14:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-31 22:14:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-31 22:14:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-31 22:14:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:14:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:14:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-31 22:14:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-31 22:14:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-10-31 22:14:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-10-31 22:14:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-10-31 22:14:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-10-31 22:14:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:14:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-10-31 22:14:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-10-31 22:14:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:14:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:14:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:14:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:14:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:14:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:14:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:14:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:14:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:14:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:14:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:14:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:14:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_push_ref [2024-10-31 22:14:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_push_ref [2024-10-31 22:14:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-10-31 22:14:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-10-31 22:14:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:14:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:14:52,520 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-31 22:14:52,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-31 22:14:52,520 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-10-31 22:14:52,520 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-10-31 22:14:52,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:14:52,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:14:52,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:14:52,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:14:52,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:14:52,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:14:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-31 22:14:52,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-31 22:14:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2024-10-31 22:14:52,522 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2024-10-31 22:14:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-10-31 22:14:52,522 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-10-31 22:14:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:14:52,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:14:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:14:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:14:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:14:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:14:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:14:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:14:53,053 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:14:53,061 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:15:00,025 INFO L? ?]: Removed 304 outVars from TransFormulas that were not future-live. [2024-10-31 22:15:00,025 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:15:00,055 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:15:00,056 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-31 22:15:00,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:00 BoogieIcfgContainer [2024-10-31 22:15:00,056 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:15:00,059 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:15:00,059 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:15:00,062 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:15:00,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:14:48" (1/3) ... [2024-10-31 22:15:00,064 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eea80f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:15:00, skipping insertion in model container [2024-10-31 22:15:00,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:51" (2/3) ... [2024-10-31 22:15:00,064 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eea80f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:15:00, skipping insertion in model container [2024-10-31 22:15:00,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:00" (3/3) ... [2024-10-31 22:15:00,066 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_ref_harness.i [2024-10-31 22:15:00,087 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:15:00,088 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:15:00,201 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:15:00,207 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;@107f8632, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:15:00,207 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:15:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 553 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 320 states have internal predecessors, (393), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2024-10-31 22:15:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-31 22:15:00,232 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:15:00,233 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:00,233 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:15:00,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:00,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1590182974, now seen corresponding path program 1 times [2024-10-31 22:15:00,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:00,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710402921] [2024-10-31 22:15:00,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:00,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:15:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-31 22:15:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-31 22:15:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-31 22:15:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-31 22:15:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:15:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 22:15:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 22:15:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 22:15:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 22:15:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-31 22:15:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-31 22:15:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 22:15:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-31 22:15:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-31 22:15:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-31 22:15:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-31 22:15:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-31 22:15:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-31 22:15:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 22:15:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-31 22:15:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-31 22:15:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-31 22:15:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-31 22:15:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-31 22:15:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-31 22:15:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-31 22:15:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 22:15:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-31 22:15:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-31 22:15:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-31 22:15:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-31 22:15:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,641 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2024-10-31 22:15:10,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:10,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710402921] [2024-10-31 22:15:10,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710402921] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:10,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:10,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:15:10,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342123170] [2024-10-31 22:15:10,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:10,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:15:10,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:10,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:15:10,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:15:10,691 INFO L87 Difference]: Start difference. First operand has 553 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 320 states have internal predecessors, (393), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-31 22:15:14,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-31 22:15:19,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []