./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_either_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_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/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_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_either_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/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_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/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 3b33a1dc558667a4fcb18529533ebc713d63e8618dba1b7e6d3f152565826fd1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:12:03,312 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:12:03,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:12:03,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:12:03,389 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:12:03,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:12:03,410 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:12:03,411 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:12:03,412 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:12:03,412 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:12:03,412 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:12:03,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:12:03,414 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:12:03,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:12:03,415 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:12:03,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:12:03,415 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:12:03,416 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:12:03,416 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:12:03,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:12:03,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:12:03,418 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:12:03,418 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:12:03,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:12:03,419 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:12:03,420 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:12:03,420 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:12:03,420 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:12:03,421 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:12:03,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:12:03,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:12:03,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:12:03,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:12:03,427 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:12:03,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:12:03,428 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:12:03,428 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:12:03,429 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:12:03,429 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:12:03,429 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_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b33a1dc558667a4fcb18529533ebc713d63e8618dba1b7e6d3f152565826fd1 [2024-10-31 22:12:03,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:12:03,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:12:03,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:12:03,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:12:03,759 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:12:03,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_either_harness.i Unable to find full path for "g++" [2024-10-31 22:12:05,932 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:12:06,551 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:12:06,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_either_harness.i [2024-10-31 22:12:06,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/data/2520127eb/b91547e407044f2fa8df9d1aa48ff804/FLAGf54d1e8e4 [2024-10-31 22:12:07,012 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/data/2520127eb/b91547e407044f2fa8df9d1aa48ff804 [2024-10-31 22:12:07,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:12:07,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:12:07,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:12:07,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:12:07,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:12:07,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:12:07" (1/1) ... [2024-10-31 22:12:07,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52849b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:07, skipping insertion in model container [2024-10-31 22:12:07,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:12:07" (1/1) ... [2024-10-31 22:12:07,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:12:07,615 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_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_either_harness.i[4506,4519] [2024-10-31 22:12:07,626 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_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_either_harness.i[4566,4579] [2024-10-31 22:12:09,093 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,094 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,097 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,098 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,101 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,128 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,130 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,133 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,135 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,137 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,138 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,142 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,142 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,837 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,838 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,844 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,853 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,919 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,919 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,920 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,920 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,921 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,921 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,922 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,923 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,923 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,923 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,924 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,924 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,924 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,927 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,928 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,928 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,928 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,937 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,938 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,950 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,951 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,952 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:09,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:12:10,002 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:12:10,017 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_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_either_harness.i[4506,4519] [2024-10-31 22:12:10,018 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_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_either_harness.i[4566,4579] [2024-10-31 22:12:10,060 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,061 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,061 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,062 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,062 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,070 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,070 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,071 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,072 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,073 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,074 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,074 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,074 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,261 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,266 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,267 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,276 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,283 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7776-7787] [2024-10-31 22:12:10,310 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,311 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,312 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,313 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,315 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,315 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,316 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,317 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,317 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,317 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,317 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,318 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,318 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,319 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,319 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,320 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,320 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,323 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,324 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,335 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,336 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,336 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:12:10,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:12:10,641 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:12:10,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10 WrapperNode [2024-10-31 22:12:10,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:12:10,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:12:10,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:12:10,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:12:10,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:10,758 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:10,899 INFO L138 Inliner]: procedures = 686, calls = 1900, calls flagged for inlining = 59, calls inlined = 15, statements flattened = 955 [2024-10-31 22:12:10,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:12:10,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:12:10,903 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:12:10,903 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:12:10,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:10,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:10,938 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:11,074 INFO L175 MemorySlicer]: Split 347 memory accesses to 6 slices as follows [2, 238, 3, 17, 18, 69]. 69 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [2, 6, 1, 4, 5, 0]. The 259 writes are split as follows [0, 232, 1, 3, 6, 17]. [2024-10-31 22:12:11,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:11,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:11,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:11,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:11,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:11,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:11,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:12:11,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:12:11,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:12:11,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:12:11,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (1/1) ... [2024-10-31 22:12:11,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:12:11,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:12:11,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:12:11,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d918ef9-fde6-4346-b56a-52e5b5ecaf5e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:12:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_either [2024-10-31 22:12:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_either [2024-10-31 22:12:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-10-31 22:12:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-10-31 22:12:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-10-31 22:12:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-10-31 22:12:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:12:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-31 22:12:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-31 22:12:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-31 22:12:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-31 22:12:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:12:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:12:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-10-31 22:12:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-10-31 22:12:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:12:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:12:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:12:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:12:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:12:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:12:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:12:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:12:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:12:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:12:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:12:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:12:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-31 22:12:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-31 22:12:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:12:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:12:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:12:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:12:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:12:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:12:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:12:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:12:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:12:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:12:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-10-31 22:12:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-10-31 22:12:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-31 22:12:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-31 22:12:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:12:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:12:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:12:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:12:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-31 22:12:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-31 22:12:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-31 22:12:11,275 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-31 22:12:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:12:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:12:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:12:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:12:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:12:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:12:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-31 22:12:11,276 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-31 22:12:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-10-31 22:12:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-10-31 22:12:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-10-31 22:12:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-10-31 22:12:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:12:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:12:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-31 22:12:11,278 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-31 22:12:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:12:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:12:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:12:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:12:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:12:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:12:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:12:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:12:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:12:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:12:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:12:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:12:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:12:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-10-31 22:12:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-10-31 22:12:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:12:11,281 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:12:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-31 22:12:11,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-31 22:12:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:12:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:12:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:12:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:12:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:12:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:12:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-31 22:12:11,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-31 22:12:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-10-31 22:12:11,284 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-10-31 22:12:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:12:11,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:12:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:12:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:12:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:12:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:12:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:12:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:12:11,769 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:12:11,772 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:12:18,412 INFO L? ?]: Removed 218 outVars from TransFormulas that were not future-live. [2024-10-31 22:12:18,413 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:12:18,440 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:12:18,440 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-10-31 22:12:18,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:12:18 BoogieIcfgContainer [2024-10-31 22:12:18,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:12:18,444 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:12:18,444 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:12:18,448 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:12:18,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:12:07" (1/3) ... [2024-10-31 22:12:18,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d8b0cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:12:18, skipping insertion in model container [2024-10-31 22:12:18,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:10" (2/3) ... [2024-10-31 22:12:18,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d8b0cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:12:18, skipping insertion in model container [2024-10-31 22:12:18,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:12:18" (3/3) ... [2024-10-31 22:12:18,454 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_sift_either_harness.i [2024-10-31 22:12:18,475 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:12:18,475 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:12:18,580 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:12:18,589 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;@6dacd47d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:12:18,590 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:12:18,596 INFO L276 IsEmpty]: Start isEmpty. Operand has 369 states, 221 states have (on average 1.244343891402715) internal successors, (275), 224 states have internal predecessors, (275), 120 states have call successors, (120), 25 states have call predecessors, (120), 25 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-10-31 22:12:18,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-31 22:12:18,621 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:12:18,622 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:18,623 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:12:18,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:18,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1267818098, now seen corresponding path program 1 times [2024-10-31 22:12:18,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:18,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922899564] [2024-10-31 22:12:18,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:18,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:27,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:12:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:27,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-31 22:12:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:27,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-31 22:12:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:27,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-31 22:12:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:27,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-31 22:12:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:27,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:12:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:27,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 22:12:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:27,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 22:12:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:27,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 22:12:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 22:12:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-31 22:12:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-31 22:12:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 22:12:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-31 22:12:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-31 22:12:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-31 22:12:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-31 22:12:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-31 22:12:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 22:12:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-31 22:12:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-31 22:12:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-31 22:12:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-31 22:12:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:28,462 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-10-31 22:12:28,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:28,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922899564] [2024-10-31 22:12:28,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922899564] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:28,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:28,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:12:28,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16338439] [2024-10-31 22:12:28,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:28,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:12:28,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:28,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:12:28,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:12:28,510 INFO L87 Difference]: Start difference. First operand has 369 states, 221 states have (on average 1.244343891402715) internal successors, (275), 224 states have internal predecessors, (275), 120 states have call successors, (120), 25 states have call predecessors, (120), 25 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-31 22:12:32,650 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 22:12:36,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []