./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_remove_node_harness_negated.i --full-output --preprocessor.use.memory.slicer false --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version abd6749d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_remove_node_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8e1b1103824c282e4101d837d6e271702a95fe5b8c85d8fb4d8d308e2d4497e1 --preprocessor.use.memory.slicer false --- Real Ultimate output --- This is Ultimate 0.2.3-?-abd6749-m [2023-11-23 09:02:22,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 09:02:22,490 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 09:02:22,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 09:02:22,496 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 09:02:22,521 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 09:02:22,522 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 09:02:22,523 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 09:02:22,523 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 09:02:22,527 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 09:02:22,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 09:02:22,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 09:02:22,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 09:02:22,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 09:02:22,529 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 09:02:22,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 09:02:22,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 09:02:22,530 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 09:02:22,532 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 09:02:22,532 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 09:02:22,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 09:02:22,533 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 09:02:22,533 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 09:02:22,533 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 09:02:22,534 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 09:02:22,534 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 09:02:22,534 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 09:02:22,534 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 09:02:22,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 09:02:22,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 09:02:22,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 09:02:22,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 09:02:22,536 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 09:02:22,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 09:02:22,537 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 09:02:22,537 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 09:02:22,537 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 09:02:22,537 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 09:02:22,538 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 09:02:22,538 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e1b1103824c282e4101d837d6e271702a95fe5b8c85d8fb4d8d308e2d4497e1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-23 09:02:22,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 09:02:22,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 09:02:22,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 09:02:22,844 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 09:02:22,845 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 09:02:22,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_remove_node_harness_negated.i [2023-11-23 09:02:24,117 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 09:02:24,543 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 09:02:24,546 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_remove_node_harness_negated.i [2023-11-23 09:02:24,589 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1255bcac/b623f7e16d764532a7310293dec78b51/FLAGa53589767 [2023-11-23 09:02:24,603 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1255bcac/b623f7e16d764532a7310293dec78b51 [2023-11-23 09:02:24,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 09:02:24,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 09:02:24,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 09:02:24,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 09:02:24,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 09:02:24,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:02:24" (1/1) ... [2023-11-23 09:02:24,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30993fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:24, skipping insertion in model container [2023-11-23 09:02:24,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:02:24" (1/1) ... [2023-11-23 09:02:24,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 09:02:24,970 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_remove_node_harness_negated.i[4506,4519] [2023-11-23 09:02:24,980 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_remove_node_harness_negated.i[4566,4579] [2023-11-23 09:02:25,577 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,578 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,578 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,579 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,580 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,607 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,607 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,609 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,609 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,611 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,612 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,612 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,612 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:25,940 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 09:02:25,952 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 09:02:25,953 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 09:02:25,971 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 09:02:25,972 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 09:02:25,983 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 09:02:25,984 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 09:02:26,000 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 09:02:26,001 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 09:02:26,001 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 09:02:26,208 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,213 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,364 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,364 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,366 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,367 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,367 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,368 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,368 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,369 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,370 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,370 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,370 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,372 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,383 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,387 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,387 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,387 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,391 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,396 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,397 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,422 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,427 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,428 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,457 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,463 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,465 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,465 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,466 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,468 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 09:02:26,563 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 09:02:26,594 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_remove_node_harness_negated.i[4506,4519] [2023-11-23 09:02:26,595 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_remove_node_harness_negated.i[4566,4579] [2023-11-23 09:02:26,670 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,671 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,671 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,672 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,675 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,687 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,687 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,688 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,691 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,692 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,694 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,694 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,695 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,766 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 09:02:26,767 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 09:02:26,768 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 09:02:26,768 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 09:02:26,769 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 09:02:26,769 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 09:02:26,770 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 09:02:26,770 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 09:02:26,770 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 09:02:26,771 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 09:02:26,821 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,824 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7786-7797] [2023-11-23 09:02:26,876 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,878 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,878 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,879 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,879 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,879 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,879 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,880 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,880 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,880 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,881 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,881 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,881 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,882 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,882 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,882 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,882 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,884 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,886 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,904 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,906 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,910 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,919 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,920 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,920 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,920 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,921 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,922 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:02:26,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 09:02:27,521 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,532 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,532 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,537 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,537 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,537 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,537 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,537 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,537 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,537 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,538 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,538 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,538 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,539 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,539 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:02:27,546 INFO L206 MainTranslator]: Completed translation [2023-11-23 09:02:27,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27 WrapperNode [2023-11-23 09:02:27,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 09:02:27,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 09:02:27,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 09:02:27,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 09:02:27,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:27,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:27,852 INFO L138 Inliner]: procedures = 698, calls = 1956, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 721 [2023-11-23 09:02:27,855 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 09:02:27,856 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 09:02:27,856 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 09:02:27,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 09:02:27,865 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:27,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:27,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:27,879 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:27,960 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:27,969 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:27,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:27,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:28,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 09:02:28,033 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 09:02:28,033 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 09:02:28,033 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 09:02:28,034 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (1/1) ... [2023-11-23 09:02:28,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 09:02:28,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:02:28,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 09:02:28,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 09:02:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 09:02:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 09:02:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 09:02:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 09:02:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 09:02:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 09:02:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 09:02:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 09:02:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 09:02:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 09:02:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 09:02:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 09:02:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 09:02:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 09:02:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 09:02:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 09:02:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 09:02:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 09:02:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 09:02:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 09:02:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 09:02:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 09:02:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 09:02:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 09:02:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 09:02:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 09:02:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 09:02:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-23 09:02:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-23 09:02:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-23 09:02:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-23 09:02:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 09:02:28,131 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 09:02:28,131 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-23 09:02:28,131 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-23 09:02:28,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 09:02:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 09:02:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 09:02:28,132 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 09:02:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 09:02:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 09:02:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 09:02:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_using_uint64_impl [2023-11-23 09:02:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_using_uint64_impl [2023-11-23 09:02:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 09:02:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 09:02:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 09:02:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 09:02:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2023-11-23 09:02:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2023-11-23 09:02:28,416 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 09:02:28,419 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 09:02:29,476 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 09:02:29,598 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 09:02:29,598 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 09:02:29,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:02:29 BoogieIcfgContainer [2023-11-23 09:02:29,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 09:02:29,601 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 09:02:29,601 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 09:02:29,604 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 09:02:29,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:02:24" (1/3) ... [2023-11-23 09:02:29,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b95500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:02:29, skipping insertion in model container [2023-11-23 09:02:29,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:02:27" (2/3) ... [2023-11-23 09:02:29,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b95500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:02:29, skipping insertion in model container [2023-11-23 09:02:29,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:02:29" (3/3) ... [2023-11-23 09:02:29,608 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_remove_node_harness_negated.i [2023-11-23 09:02:29,623 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 09:02:29,623 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 09:02:29,680 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 09:02:29,691 INFO L357 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, mHoare=true, 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;@511e02b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 09:02:29,691 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 09:02:29,696 INFO L276 IsEmpty]: Start isEmpty. Operand has 211 states, 133 states have (on average 1.330827067669173) internal successors, (177), 134 states have internal predecessors, (177), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-23 09:02:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 09:02:29,710 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:02:29,712 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2023-11-23 09:02:29,712 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:02:29,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:02:29,718 INFO L85 PathProgramCache]: Analyzing trace with hash -184008208, now seen corresponding path program 1 times [2023-11-23 09:02:29,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:02:29,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949894704] [2023-11-23 09:02:29,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:02:29,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:02:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:02:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:02:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 09:02:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 09:02:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 09:02:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 09:02:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-23 09:02:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 09:02:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 09:02:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 09:02:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-23 09:02:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 09:02:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:30,678 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-23 09:02:30,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:02:30,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949894704] [2023-11-23 09:02:30,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949894704] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:02:30,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 09:02:30,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 09:02:30,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315719687] [2023-11-23 09:02:30,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:02:30,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 09:02:30,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:02:30,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 09:02:30,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-23 09:02:30,735 INFO L87 Difference]: Start difference. First operand has 211 states, 133 states have (on average 1.330827067669173) internal successors, (177), 134 states have internal predecessors, (177), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-23 09:02:32,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:02:32,463 INFO L93 Difference]: Finished difference Result 490 states and 755 transitions. [2023-11-23 09:02:32,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 09:02:32,466 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 101 [2023-11-23 09:02:32,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:02:32,484 INFO L225 Difference]: With dead ends: 490 [2023-11-23 09:02:32,485 INFO L226 Difference]: Without dead ends: 285 [2023-11-23 09:02:32,491 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-23 09:02:32,493 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 221 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-23 09:02:32,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 348 Invalid, 523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-23 09:02:32,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2023-11-23 09:02:32,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 209. [2023-11-23 09:02:32,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 132 states have (on average 1.303030303030303) internal successors, (172), 133 states have internal predecessors, (172), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2023-11-23 09:02:32,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 287 transitions. [2023-11-23 09:02:32,557 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 287 transitions. Word has length 101 [2023-11-23 09:02:32,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:02:32,557 INFO L495 AbstractCegarLoop]: Abstraction has 209 states and 287 transitions. [2023-11-23 09:02:32,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-23 09:02:32,558 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 287 transitions. [2023-11-23 09:02:32,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 09:02:32,562 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:02:32,562 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2023-11-23 09:02:32,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 09:02:32,563 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:02:32,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:02:32,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1755741076, now seen corresponding path program 1 times [2023-11-23 09:02:32,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:02:32,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263636217] [2023-11-23 09:02:32,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:02:32,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:02:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:02:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:02:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 09:02:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 09:02:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 09:02:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 09:02:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-23 09:02:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 09:02:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 09:02:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:33,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 09:02:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:34,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:34,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-23 09:02:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:34,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 09:02:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:34,057 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-23 09:02:34,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:02:34,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263636217] [2023-11-23 09:02:34,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263636217] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:02:34,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327800281] [2023-11-23 09:02:34,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:02:34,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:02:34,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:02:34,081 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:02:34,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 09:02:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:34,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 2315 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 09:02:34,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:02:34,816 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-11-23 09:02:34,817 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 09:02:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-23 09:02:34,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1327800281] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 09:02:34,971 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 09:02:34,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 10 [2023-11-23 09:02:34,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321000607] [2023-11-23 09:02:34,972 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 09:02:34,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-23 09:02:34,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:02:34,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-23 09:02:34,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-23 09:02:34,976 INFO L87 Difference]: Start difference. First operand 209 states and 287 transitions. Second operand has 10 states, 9 states have (on average 5.0) internal successors, (45), 6 states have internal predecessors, (45), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-23 09:02:40,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:02:40,020 INFO L93 Difference]: Finished difference Result 479 states and 701 transitions. [2023-11-23 09:02:40,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-23 09:02:40,021 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.0) internal successors, (45), 6 states have internal predecessors, (45), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 101 [2023-11-23 09:02:40,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:02:40,024 INFO L225 Difference]: With dead ends: 479 [2023-11-23 09:02:40,024 INFO L226 Difference]: Without dead ends: 330 [2023-11-23 09:02:40,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-23 09:02:40,026 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 159 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 1374 SdHoareTripleChecker+Invalid, 1444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-23 09:02:40,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 1374 Invalid, 1444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1345 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2023-11-23 09:02:40,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2023-11-23 09:02:40,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 224. [2023-11-23 09:02:40,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 143 states have (on average 1.3006993006993006) internal successors, (186), 144 states have internal predecessors, (186), 61 states have call successors, (61), 18 states have call predecessors, (61), 19 states have return successors, (65), 61 states have call predecessors, (65), 60 states have call successors, (65) [2023-11-23 09:02:40,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 312 transitions. [2023-11-23 09:02:40,054 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 312 transitions. Word has length 101 [2023-11-23 09:02:40,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:02:40,055 INFO L495 AbstractCegarLoop]: Abstraction has 224 states and 312 transitions. [2023-11-23 09:02:40,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.0) internal successors, (45), 6 states have internal predecessors, (45), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-23 09:02:40,055 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 312 transitions. [2023-11-23 09:02:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 09:02:40,057 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:02:40,057 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2023-11-23 09:02:40,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 09:02:40,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:02:40,259 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:02:40,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:02:40,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1518157866, now seen corresponding path program 1 times [2023-11-23 09:02:40,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:02:40,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955871428] [2023-11-23 09:02:40,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:02:40,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:02:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:02:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:02:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 09:02:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 09:02:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 09:02:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 09:02:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-23 09:02:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 09:02:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 09:02:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 09:02:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-23 09:02:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 09:02:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-11-23 09:02:40,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:02:40,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955871428] [2023-11-23 09:02:40,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955871428] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:02:40,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370665056] [2023-11-23 09:02:40,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:02:40,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:02:40,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:02:40,957 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:02:41,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 09:02:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:41,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 2312 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 09:02:41,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:02:41,542 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 09:02:41,543 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:02:41,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370665056] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:02:41,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:02:41,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2023-11-23 09:02:41,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855893712] [2023-11-23 09:02:41,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:02:41,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 09:02:41,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:02:41,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 09:02:41,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-11-23 09:02:41,546 INFO L87 Difference]: Start difference. First operand 224 states and 312 transitions. Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-23 09:02:42,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:02:42,009 INFO L93 Difference]: Finished difference Result 419 states and 588 transitions. [2023-11-23 09:02:42,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 09:02:42,012 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 101 [2023-11-23 09:02:42,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:02:42,014 INFO L225 Difference]: With dead ends: 419 [2023-11-23 09:02:42,014 INFO L226 Difference]: Without dead ends: 226 [2023-11-23 09:02:42,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-23 09:02:42,015 INFO L413 NwaCegarLoop]: 257 mSDtfsCounter, 2 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1252 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 09:02:42,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1252 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 09:02:42,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2023-11-23 09:02:42,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2023-11-23 09:02:42,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 144 states have (on average 1.2986111111111112) internal successors, (187), 146 states have internal predecessors, (187), 61 states have call successors, (61), 18 states have call predecessors, (61), 20 states have return successors, (69), 61 states have call predecessors, (69), 60 states have call successors, (69) [2023-11-23 09:02:42,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 317 transitions. [2023-11-23 09:02:42,039 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 317 transitions. Word has length 101 [2023-11-23 09:02:42,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:02:42,040 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 317 transitions. [2023-11-23 09:02:42,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-23 09:02:42,040 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 317 transitions. [2023-11-23 09:02:42,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-23 09:02:42,042 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:02:42,042 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2023-11-23 09:02:42,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-23 09:02:42,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-23 09:02:42,260 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:02:42,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:02:42,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1598799528, now seen corresponding path program 1 times [2023-11-23 09:02:42,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:02:42,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525823454] [2023-11-23 09:02:42,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:02:42,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:02:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 09:02:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 09:02:42,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 09:02:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 09:02:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 09:02:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 09:02:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-23 09:02:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 09:02:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 09:02:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 09:02:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-23 09:02:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 09:02:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 09:02:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 09:02:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-23 09:02:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:42,779 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-23 09:02:42,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:02:42,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525823454] [2023-11-23 09:02:42,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525823454] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 09:02:42,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1326751004] [2023-11-23 09:02:42,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:02:42,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:02:42,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:02:42,781 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:02:42,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-23 09:02:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:02:43,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 2368 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 09:02:43,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:02:43,338 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-23 09:02:43,338 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:02:43,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1326751004] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:02:43,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 09:02:43,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2023-11-23 09:02:43,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382363773] [2023-11-23 09:02:43,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:02:43,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 09:02:43,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:02:43,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 09:02:43,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-23 09:02:43,340 INFO L87 Difference]: Start difference. First operand 226 states and 317 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2023-11-23 09:02:43,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:02:43,484 INFO L93 Difference]: Finished difference Result 289 states and 391 transitions. [2023-11-23 09:02:43,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 09:02:43,485 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 109 [2023-11-23 09:02:43,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:02:43,485 INFO L225 Difference]: With dead ends: 289 [2023-11-23 09:02:43,485 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 09:02:43,486 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-23 09:02:43,487 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 42 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 09:02:43,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 341 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 09:02:43,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 09:02:43,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 09:02:43,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 09:02:43,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 09:02:43,488 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 109 [2023-11-23 09:02:43,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:02:43,488 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 09:02:43,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2023-11-23 09:02:43,488 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 09:02:43,488 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 09:02:43,491 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 09:02:43,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-23 09:02:43,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:02:43,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 09:02:43,894 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6919 6924) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,895 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6919 6924) no Hoare annotation was computed. [2023-11-23 09:02:43,895 INFO L899 garLoopResultBuilder]: For program point L6920-1(lines 6920 6922) no Hoare annotation was computed. [2023-11-23 09:02:43,895 INFO L895 garLoopResultBuilder]: At program point L6920(lines 6920 6922) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,895 INFO L899 garLoopResultBuilder]: For program point L8287(line 8287) no Hoare annotation was computed. [2023-11-23 09:02:43,895 INFO L899 garLoopResultBuilder]: For program point L8287-4(line 8287) no Hoare annotation was computed. [2023-11-23 09:02:43,895 INFO L899 garLoopResultBuilder]: For program point L8287-3(line 8287) no Hoare annotation was computed. [2023-11-23 09:02:43,896 INFO L895 garLoopResultBuilder]: At program point L8287-2(line 8287) the Hoare annotation is: (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|)) [2023-11-23 09:02:43,896 INFO L895 garLoopResultBuilder]: At program point L8306(line 8306) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,896 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8291 8312) no Hoare annotation was computed. [2023-11-23 09:02:43,896 INFO L899 garLoopResultBuilder]: For program point L8306-1(line 8306) no Hoare annotation was computed. [2023-11-23 09:02:43,896 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointers_valid_returnLabel#1(lines 8233 8288) no Hoare annotation was computed. [2023-11-23 09:02:43,896 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 8291 8312) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,896 INFO L899 garLoopResultBuilder]: For program point L8294(lines 8294 8298) no Hoare annotation was computed. [2023-11-23 09:02:43,897 INFO L899 garLoopResultBuilder]: For program point L8278(line 8278) no Hoare annotation was computed. [2023-11-23 09:02:43,897 INFO L899 garLoopResultBuilder]: For program point L8245-2(line 8245) no Hoare annotation was computed. [2023-11-23 09:02:43,897 INFO L899 garLoopResultBuilder]: For program point L8278-3(lines 8278 8279) no Hoare annotation was computed. [2023-11-23 09:02:43,897 INFO L899 garLoopResultBuilder]: For program point L8245-1(line 8245) no Hoare annotation was computed. [2023-11-23 09:02:43,897 INFO L899 garLoopResultBuilder]: For program point L8278-2(line 8278) no Hoare annotation was computed. [2023-11-23 09:02:43,897 INFO L895 garLoopResultBuilder]: At program point L8245(line 8245) the Hoare annotation is: (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|)) [2023-11-23 09:02:43,897 INFO L899 garLoopResultBuilder]: For program point L8245-7(lines 8245 8248) no Hoare annotation was computed. [2023-11-23 09:02:43,899 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8291 8312) no Hoare annotation was computed. [2023-11-23 09:02:43,899 INFO L899 garLoopResultBuilder]: For program point L8245-5(lines 8245 8248) no Hoare annotation was computed. [2023-11-23 09:02:43,899 INFO L899 garLoopResultBuilder]: For program point L8245-4(line 8245) no Hoare annotation was computed. [2023-11-23 09:02:43,899 INFO L899 garLoopResultBuilder]: For program point L8278-5(lines 8278 8279) no Hoare annotation was computed. [2023-11-23 09:02:43,899 INFO L899 garLoopResultBuilder]: For program point L8235(lines 8235 8239) no Hoare annotation was computed. [2023-11-23 09:02:43,899 INFO L899 garLoopResultBuilder]: For program point L6735-1(line 6735) no Hoare annotation was computed. [2023-11-23 09:02:43,900 INFO L895 garLoopResultBuilder]: At program point L6735(line 6735) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,900 INFO L899 garLoopResultBuilder]: For program point L6737-1(line 6737) no Hoare annotation was computed. [2023-11-23 09:02:43,901 INFO L895 garLoopResultBuilder]: At program point L6737(line 6737) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,901 INFO L899 garLoopResultBuilder]: For program point L6731(line 6731) no Hoare annotation was computed. [2023-11-23 09:02:43,901 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6730 6742) no Hoare annotation was computed. [2023-11-23 09:02:43,901 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6730 6742) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,901 INFO L899 garLoopResultBuilder]: For program point L6731-4(lines 6730 6742) no Hoare annotation was computed. [2023-11-23 09:02:43,902 INFO L899 garLoopResultBuilder]: For program point L6731-2(lines 6731 6741) no Hoare annotation was computed. [2023-11-23 09:02:43,902 INFO L902 garLoopResultBuilder]: At program point L6738(line 6738) the Hoare annotation is: true [2023-11-23 09:02:43,902 INFO L899 garLoopResultBuilder]: For program point L6740-1(line 6740) no Hoare annotation was computed. [2023-11-23 09:02:43,902 INFO L902 garLoopResultBuilder]: At program point L6740(line 6740) the Hoare annotation is: true [2023-11-23 09:02:43,902 INFO L899 garLoopResultBuilder]: For program point L6738-3(lines 6738 6740) no Hoare annotation was computed. [2023-11-23 09:02:43,902 INFO L899 garLoopResultBuilder]: For program point L6738-1(lines 6738 6740) no Hoare annotation was computed. [2023-11-23 09:02:43,903 INFO L899 garLoopResultBuilder]: For program point L6732-1(lines 6732 6734) no Hoare annotation was computed. [2023-11-23 09:02:43,903 INFO L895 garLoopResultBuilder]: At program point L6732(lines 6732 6734) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,903 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6716 6728) no Hoare annotation was computed. [2023-11-23 09:02:43,903 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6716 6728) the Hoare annotation is: true [2023-11-23 09:02:43,903 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2023-11-23 09:02:43,903 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2023-11-23 09:02:43,903 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2023-11-23 09:02:43,903 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2023-11-23 09:02:43,904 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2935 2962) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,904 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2023-11-23 09:02:43,904 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2023-11-23 09:02:43,904 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2023-11-23 09:02:43,904 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2023-11-23 09:02:43,904 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2023-11-23 09:02:43,904 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2023-11-23 09:02:43,904 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2023-11-23 09:02:43,905 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-23 09:02:43,905 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-23 09:02:43,905 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2023-11-23 09:02:43,905 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2023-11-23 09:02:43,905 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2586 2594) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,905 INFO L899 garLoopResultBuilder]: For program point aws_mul_u64_checked_returnLabel#1(lines 2497 2502) no Hoare annotation was computed. [2023-11-23 09:02:43,905 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,906 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2023-11-23 09:02:43,906 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2023-11-23 09:02:43,906 INFO L899 garLoopResultBuilder]: For program point L7352(line 7352) no Hoare annotation was computed. [2023-11-23 09:02:43,906 INFO L902 garLoopResultBuilder]: At program point L7381-3(lines 7381 7383) the Hoare annotation is: true [2023-11-23 09:02:43,906 INFO L899 garLoopResultBuilder]: For program point L7381-4(lines 7381 7383) no Hoare annotation was computed. [2023-11-23 09:02:43,906 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implEXIT(lines 7346 7386) no Hoare annotation was computed. [2023-11-23 09:02:43,906 INFO L899 garLoopResultBuilder]: For program point L7361(lines 7361 7376) no Hoare annotation was computed. [2023-11-23 09:02:43,906 INFO L899 garLoopResultBuilder]: For program point L7374(line 7374) no Hoare annotation was computed. [2023-11-23 09:02:43,907 INFO L899 garLoopResultBuilder]: For program point L7370(line 7370) no Hoare annotation was computed. [2023-11-23 09:02:43,907 INFO L899 garLoopResultBuilder]: For program point L7366(line 7366) no Hoare annotation was computed. [2023-11-23 09:02:43,907 INFO L899 garLoopResultBuilder]: For program point L7370-2(line 7370) no Hoare annotation was computed. [2023-11-23 09:02:43,907 INFO L899 garLoopResultBuilder]: For program point L7362(line 7362) no Hoare annotation was computed. [2023-11-23 09:02:43,907 INFO L899 garLoopResultBuilder]: For program point L7366-2(line 7366) no Hoare annotation was computed. [2023-11-23 09:02:43,907 INFO L899 garLoopResultBuilder]: For program point L7362-2(line 7362) no Hoare annotation was computed. [2023-11-23 09:02:43,907 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7346 7386) the Hoare annotation is: true [2023-11-23 09:02:43,907 INFO L902 garLoopResultBuilder]: At program point L7351(line 7351) the Hoare annotation is: true [2023-11-23 09:02:43,908 INFO L902 garLoopResultBuilder]: At program point L7347-1(line 7347) the Hoare annotation is: true [2023-11-23 09:02:43,908 INFO L902 garLoopResultBuilder]: At program point L7347(line 7347) the Hoare annotation is: true [2023-11-23 09:02:43,908 INFO L899 garLoopResultBuilder]: For program point L7372-2(line 7372) no Hoare annotation was computed. [2023-11-23 09:02:43,908 INFO L899 garLoopResultBuilder]: For program point L7372(line 7372) no Hoare annotation was computed. [2023-11-23 09:02:43,908 INFO L899 garLoopResultBuilder]: For program point L7368-2(line 7368) no Hoare annotation was computed. [2023-11-23 09:02:43,908 INFO L899 garLoopResultBuilder]: For program point L7368(line 7368) no Hoare annotation was computed. [2023-11-23 09:02:43,908 INFO L899 garLoopResultBuilder]: For program point L7364-2(line 7364) no Hoare annotation was computed. [2023-11-23 09:02:43,908 INFO L899 garLoopResultBuilder]: For program point L7364(line 7364) no Hoare annotation was computed. [2023-11-23 09:02:43,909 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2023-11-23 09:02:43,909 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2023-11-23 09:02:43,909 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2023-11-23 09:02:43,909 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2023-11-23 09:02:43,909 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2331 2348) the Hoare annotation is: true [2023-11-23 09:02:43,909 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2023-11-23 09:02:43,909 INFO L899 garLoopResultBuilder]: For program point L3170-2(line 3170) no Hoare annotation was computed. [2023-11-23 09:02:43,909 INFO L899 garLoopResultBuilder]: For program point L3169(line 3169) no Hoare annotation was computed. [2023-11-23 09:02:43,909 INFO L902 garLoopResultBuilder]: At program point L3170-1(line 3170) the Hoare annotation is: true [2023-11-23 09:02:43,910 INFO L899 garLoopResultBuilder]: For program point L3169-3(line 3169) no Hoare annotation was computed. [2023-11-23 09:02:43,910 INFO L902 garLoopResultBuilder]: At program point L3169-2(line 3169) the Hoare annotation is: true [2023-11-23 09:02:43,910 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3163 3174) no Hoare annotation was computed. [2023-11-23 09:02:43,910 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3163 3174) the Hoare annotation is: true [2023-11-23 09:02:43,910 INFO L902 garLoopResultBuilder]: At program point L3172(line 3172) the Hoare annotation is: true [2023-11-23 09:02:43,910 INFO L902 garLoopResultBuilder]: At program point L3170(line 3170) the Hoare annotation is: true [2023-11-23 09:02:43,910 INFO L899 garLoopResultBuilder]: For program point L3172-2(line 3172) no Hoare annotation was computed. [2023-11-23 09:02:43,910 INFO L902 garLoopResultBuilder]: At program point L3172-1(line 3172) the Hoare annotation is: true [2023-11-23 09:02:43,911 INFO L899 garLoopResultBuilder]: For program point L6939-1(line 6939) no Hoare annotation was computed. [2023-11-23 09:02:43,911 INFO L902 garLoopResultBuilder]: At program point L6939(line 6939) the Hoare annotation is: true [2023-11-23 09:02:43,911 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6936 6940) the Hoare annotation is: true [2023-11-23 09:02:43,911 INFO L899 garLoopResultBuilder]: For program point L6937-3(lines 6937 6939) no Hoare annotation was computed. [2023-11-23 09:02:43,911 INFO L899 garLoopResultBuilder]: For program point L6937-1(lines 6937 6939) no Hoare annotation was computed. [2023-11-23 09:02:43,911 INFO L902 garLoopResultBuilder]: At program point L6937(line 6937) the Hoare annotation is: true [2023-11-23 09:02:43,911 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6936 6940) no Hoare annotation was computed. [2023-11-23 09:02:43,911 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-23 09:02:43,912 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-23 09:02:43,912 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-23 09:02:43,912 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-23 09:02:43,912 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: (= ~tl_last_error~0 |old(~tl_last_error~0)|) [2023-11-23 09:02:43,912 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-23 09:02:43,912 INFO L899 garLoopResultBuilder]: For program point L7389-1(line 7389) no Hoare annotation was computed. [2023-11-23 09:02:43,912 INFO L902 garLoopResultBuilder]: At program point L7389(line 7389) the Hoare annotation is: true [2023-11-23 09:02:43,912 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7388 7390) the Hoare annotation is: true [2023-11-23 09:02:43,913 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7388 7390) no Hoare annotation was computed. [2023-11-23 09:02:43,913 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6926 6928) the Hoare annotation is: true [2023-11-23 09:02:43,913 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6926 6928) no Hoare annotation was computed. [2023-11-23 09:02:43,913 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-23 09:02:43,913 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-23 09:02:43,913 INFO L902 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: true [2023-11-23 09:02:43,913 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atEXIT(lines 3176 3189) no Hoare annotation was computed. [2023-11-23 09:02:43,913 INFO L899 garLoopResultBuilder]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2023-11-23 09:02:43,914 INFO L902 garLoopResultBuilder]: At program point L3184(line 3184) the Hoare annotation is: true [2023-11-23 09:02:43,914 INFO L902 garLoopResultBuilder]: At program point L3182(line 3182) the Hoare annotation is: true [2023-11-23 09:02:43,914 INFO L899 garLoopResultBuilder]: For program point L3184-2(line 3184) no Hoare annotation was computed. [2023-11-23 09:02:43,914 INFO L902 garLoopResultBuilder]: At program point L3184-1(line 3184) the Hoare annotation is: true [2023-11-23 09:02:43,914 INFO L899 garLoopResultBuilder]: For program point L3182-1(lines 3182 3186) no Hoare annotation was computed. [2023-11-23 09:02:43,914 INFO L902 garLoopResultBuilder]: At program point L3178(line 3178) the Hoare annotation is: true [2023-11-23 09:02:43,914 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3176 3189) the Hoare annotation is: true [2023-11-23 09:02:43,914 INFO L899 garLoopResultBuilder]: For program point L3178-2(line 3178) no Hoare annotation was computed. [2023-11-23 09:02:43,914 INFO L902 garLoopResultBuilder]: At program point L3178-1(line 3178) the Hoare annotation is: true [2023-11-23 09:02:43,915 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atFINAL(lines 3176 3189) no Hoare annotation was computed. [2023-11-23 09:02:43,915 INFO L902 garLoopResultBuilder]: At program point L3187-1(line 3187) the Hoare annotation is: true [2023-11-23 09:02:43,915 INFO L902 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2023-11-23 09:02:43,915 INFO L899 garLoopResultBuilder]: For program point L3187-2(line 3187) no Hoare annotation was computed. [2023-11-23 09:02:43,915 INFO L899 garLoopResultBuilder]: For program point L3183-1(line 3183) no Hoare annotation was computed. [2023-11-23 09:02:43,915 INFO L902 garLoopResultBuilder]: At program point L3183(line 3183) the Hoare annotation is: true [2023-11-23 09:02:43,915 INFO L899 garLoopResultBuilder]: For program point L3179(line 3179) no Hoare annotation was computed. [2023-11-23 09:02:43,915 INFO L899 garLoopResultBuilder]: For program point L3179-3(line 3179) no Hoare annotation was computed. [2023-11-23 09:02:43,916 INFO L902 garLoopResultBuilder]: At program point L3179-2(line 3179) the Hoare annotation is: true [2023-11-23 09:02:43,916 INFO L895 garLoopResultBuilder]: At program point L8467(line 8467) the Hoare annotation is: false [2023-11-23 09:02:43,916 INFO L899 garLoopResultBuilder]: For program point L8467-1(line 8467) no Hoare annotation was computed. [2023-11-23 09:02:43,916 INFO L899 garLoopResultBuilder]: For program point L8467-2(lines 8467 8470) no Hoare annotation was computed. [2023-11-23 09:02:43,916 INFO L895 garLoopResultBuilder]: At program point L8468(line 8468) the Hoare annotation is: false [2023-11-23 09:02:43,916 INFO L895 garLoopResultBuilder]: At program point L8468-1(line 8468) the Hoare annotation is: false [2023-11-23 09:02:43,916 INFO L899 garLoopResultBuilder]: For program point L8468-2(line 8468) no Hoare annotation was computed. [2023-11-23 09:02:43,916 INFO L895 garLoopResultBuilder]: At program point L8493(line 8493) the Hoare annotation is: false [2023-11-23 09:02:43,917 INFO L899 garLoopResultBuilder]: For program point L8526-1(line 8526) no Hoare annotation was computed. [2023-11-23 09:02:43,917 INFO L899 garLoopResultBuilder]: For program point L8493-1(line 8493) no Hoare annotation was computed. [2023-11-23 09:02:43,917 INFO L895 garLoopResultBuilder]: At program point L8526(line 8526) the Hoare annotation is: false [2023-11-23 09:02:43,917 INFO L895 garLoopResultBuilder]: At program point L8518-1(lines 8518 8529) the Hoare annotation is: false [2023-11-23 09:02:43,917 INFO L895 garLoopResultBuilder]: At program point L6792-1(line 6792) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) [2023-11-23 09:02:43,917 INFO L895 garLoopResultBuilder]: At program point L6792(line 6792) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) [2023-11-23 09:02:43,917 INFO L899 garLoopResultBuilder]: For program point L8518(lines 8518 8529) no Hoare annotation was computed. [2023-11-23 09:02:43,918 INFO L895 garLoopResultBuilder]: At program point L8477(line 8477) the Hoare annotation is: false [2023-11-23 09:02:43,918 INFO L899 garLoopResultBuilder]: For program point __CPROVER_file_local_priority_queue_c_s_remove_node_returnLabel#1(lines 8463 8479) no Hoare annotation was computed. [2023-11-23 09:02:43,918 INFO L899 garLoopResultBuilder]: For program point L8477-1(line 8477) no Hoare annotation was computed. [2023-11-23 09:02:43,918 INFO L899 garLoopResultBuilder]: For program point L8502-1(lines 8502 8508) no Hoare annotation was computed. [2023-11-23 09:02:43,918 INFO L899 garLoopResultBuilder]: For program point L8502(lines 8502 8508) no Hoare annotation was computed. [2023-11-23 09:02:43,918 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 09:02:43,918 INFO L899 garLoopResultBuilder]: For program point L8486-1(line 8486) no Hoare annotation was computed. [2023-11-23 09:02:43,918 INFO L899 garLoopResultBuilder]: For program point L6793(line 6793) no Hoare annotation was computed. [2023-11-23 09:02:43,918 INFO L895 garLoopResultBuilder]: At program point L8519(line 8519) the Hoare annotation is: false [2023-11-23 09:02:43,919 INFO L895 garLoopResultBuilder]: At program point L8486(line 8486) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) [2023-11-23 09:02:43,919 INFO L899 garLoopResultBuilder]: For program point L8519-1(line 8519) no Hoare annotation was computed. [2023-11-23 09:02:43,919 INFO L895 garLoopResultBuilder]: At program point L8495(line 8495) the Hoare annotation is: false [2023-11-23 09:02:43,919 INFO L899 garLoopResultBuilder]: For program point L8495-1(line 8495) no Hoare annotation was computed. [2023-11-23 09:02:43,919 INFO L895 garLoopResultBuilder]: At program point L6786(lines 6786 6787) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) [2023-11-23 09:02:43,919 INFO L899 garLoopResultBuilder]: For program point L8520(lines 8520 8528) no Hoare annotation was computed. [2023-11-23 09:02:43,919 INFO L899 garLoopResultBuilder]: For program point L6786-1(lines 6786 6787) no Hoare annotation was computed. [2023-11-23 09:02:43,919 INFO L899 garLoopResultBuilder]: For program point L8504(lines 8504 8507) no Hoare annotation was computed. [2023-11-23 09:02:43,920 INFO L895 garLoopResultBuilder]: At program point L8521(line 8521) the Hoare annotation is: false [2023-11-23 09:02:43,920 INFO L899 garLoopResultBuilder]: For program point L8521-1(line 8521) no Hoare annotation was computed. [2023-11-23 09:02:43,920 INFO L899 garLoopResultBuilder]: For program point L6779-1(line 6779) no Hoare annotation was computed. [2023-11-23 09:02:43,920 INFO L895 garLoopResultBuilder]: At program point L6779(line 6779) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) [2023-11-23 09:02:43,920 INFO L899 garLoopResultBuilder]: For program point L8522(lines 8522 8527) no Hoare annotation was computed. [2023-11-23 09:02:43,920 INFO L899 garLoopResultBuilder]: For program point L8497(lines 8497 8509) no Hoare annotation was computed. [2023-11-23 09:02:43,920 INFO L895 garLoopResultBuilder]: At program point L8464(line 8464) the Hoare annotation is: false [2023-11-23 09:02:43,920 INFO L899 garLoopResultBuilder]: For program point L8497-2(lines 8497 8509) no Hoare annotation was computed. [2023-11-23 09:02:43,921 INFO L895 garLoopResultBuilder]: At program point L8464-1(line 8464) the Hoare annotation is: false [2023-11-23 09:02:43,921 INFO L899 garLoopResultBuilder]: For program point L8464-2(line 8464) no Hoare annotation was computed. [2023-11-23 09:02:43,921 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 09:02:43,921 INFO L895 garLoopResultBuilder]: At program point L8506(line 8506) the Hoare annotation is: false [2023-11-23 09:02:43,921 INFO L899 garLoopResultBuilder]: For program point L8506-1(line 8506) no Hoare annotation was computed. [2023-11-23 09:02:43,921 INFO L899 garLoopResultBuilder]: For program point L8473(lines 8473 8475) no Hoare annotation was computed. [2023-11-23 09:02:43,921 INFO L895 garLoopResultBuilder]: At program point L8473-2(lines 8473 8475) the Hoare annotation is: false [2023-11-23 09:02:43,921 INFO L895 garLoopResultBuilder]: At program point L8490(line 8490) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) [2023-11-23 09:02:43,922 INFO L899 garLoopResultBuilder]: For program point L8465(line 8465) no Hoare annotation was computed. [2023-11-23 09:02:43,922 INFO L895 garLoopResultBuilder]: At program point L8465-2(line 8465) the Hoare annotation is: false [2023-11-23 09:02:43,922 INFO L899 garLoopResultBuilder]: For program point L8465-3(line 8465) no Hoare annotation was computed. [2023-11-23 09:02:43,922 INFO L899 garLoopResultBuilder]: For program point L8515(line 8515) no Hoare annotation was computed. [2023-11-23 09:02:43,922 INFO L895 garLoopResultBuilder]: At program point L8490-1(line 8490) the Hoare annotation is: (= |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_#t~ret966#1| 0) [2023-11-23 09:02:43,922 INFO L899 garLoopResultBuilder]: For program point L8490-2(line 8490) no Hoare annotation was computed. [2023-11-23 09:02:43,922 INFO L895 garLoopResultBuilder]: At program point L8515-2(line 8515) the Hoare annotation is: false [2023-11-23 09:02:43,922 INFO L899 garLoopResultBuilder]: For program point L8515-3(line 8515) no Hoare annotation was computed. [2023-11-23 09:02:43,923 INFO L895 garLoopResultBuilder]: At program point L8532(line 8532) the Hoare annotation is: false [2023-11-23 09:02:43,923 INFO L899 garLoopResultBuilder]: For program point L8532-1(line 8532) no Hoare annotation was computed. [2023-11-23 09:02:43,923 INFO L895 garLoopResultBuilder]: At program point L8491(line 8491) the Hoare annotation is: false [2023-11-23 09:02:43,923 INFO L899 garLoopResultBuilder]: For program point L8491-1(line 8491) no Hoare annotation was computed. [2023-11-23 09:02:43,923 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-23 09:02:43,923 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-23 09:02:43,923 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-23 09:02:43,923 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-23 09:02:43,923 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-23 09:02:43,924 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-23 09:02:43,926 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-23 09:02:43,928 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 09:02:43,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:02:43 BoogieIcfgContainer [2023-11-23 09:02:43,936 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 09:02:43,937 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 09:02:43,937 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 09:02:43,937 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 09:02:43,938 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:02:29" (3/4) ... [2023-11-23 09:02:43,939 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 09:02:43,942 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2023-11-23 09:02:43,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-23 09:02:43,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2023-11-23 09:02:43,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2023-11-23 09:02:43,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2023-11-23 09:02:43,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2023-11-23 09:02:43,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-23 09:02:43,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 09:02:43,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-23 09:02:43,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2023-11-23 09:02:43,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-23 09:02:43,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-23 09:02:43,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at [2023-11-23 09:02:43,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-23 09:02:43,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_using_uint64_impl [2023-11-23 09:02:43,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2023-11-23 09:02:43,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2023-11-23 09:02:43,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 09:02:43,963 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 159 nodes and edges [2023-11-23 09:02:43,965 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2023-11-23 09:02:43,966 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-23 09:02:43,967 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-23 09:02:43,968 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-23 09:02:43,969 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 09:02:43,970 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 09:02:43,971 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 09:02:44,382 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-23 09:02:44,382 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2023-11-23 09:02:44,383 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 09:02:44,383 INFO L158 Benchmark]: Toolchain (without parser) took 19776.26ms. Allocated memory was 148.9MB in the beginning and 402.7MB in the end (delta: 253.8MB). Free memory was 84.7MB in the beginning and 268.9MB in the end (delta: -184.2MB). Peak memory consumption was 255.1MB. Max. memory is 16.1GB. [2023-11-23 09:02:44,384 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 148.9MB. Free memory is still 108.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 09:02:44,384 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2958.92ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 84.4MB in the beginning and 126.2MB in the end (delta: -41.8MB). Peak memory consumption was 104.3MB. Max. memory is 16.1GB. [2023-11-23 09:02:44,385 INFO L158 Benchmark]: Boogie Procedure Inliner took 285.07ms. Allocated memory is still 203.4MB. Free memory was 126.2MB in the beginning and 115.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 09:02:44,385 INFO L158 Benchmark]: Boogie Preprocessor took 176.16ms. Allocated memory is still 203.4MB. Free memory was 115.7MB in the beginning and 108.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 09:02:44,386 INFO L158 Benchmark]: RCFGBuilder took 1566.63ms. Allocated memory is still 203.4MB. Free memory was 108.3MB in the beginning and 134.8MB in the end (delta: -26.5MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-11-23 09:02:44,386 INFO L158 Benchmark]: TraceAbstraction took 14335.64ms. Allocated memory was 203.4MB in the beginning and 402.7MB in the end (delta: 199.2MB). Free memory was 133.8MB in the beginning and 153.2MB in the end (delta: -19.4MB). Peak memory consumption was 180.9MB. Max. memory is 16.1GB. [2023-11-23 09:02:44,386 INFO L158 Benchmark]: Witness Printer took 445.72ms. Allocated memory is still 402.7MB. Free memory was 153.2MB in the beginning and 268.9MB in the end (delta: -115.8MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2023-11-23 09:02:44,389 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 148.9MB. Free memory is still 108.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2958.92ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 84.4MB in the beginning and 126.2MB in the end (delta: -41.8MB). Peak memory consumption was 104.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 285.07ms. Allocated memory is still 203.4MB. Free memory was 126.2MB in the beginning and 115.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 176.16ms. Allocated memory is still 203.4MB. Free memory was 115.7MB in the beginning and 108.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1566.63ms. Allocated memory is still 203.4MB. Free memory was 108.3MB in the beginning and 134.8MB in the end (delta: -26.5MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * TraceAbstraction took 14335.64ms. Allocated memory was 203.4MB in the beginning and 402.7MB in the end (delta: 199.2MB). Free memory was 133.8MB in the beginning and 153.2MB in the end (delta: -19.4MB). Peak memory consumption was 180.9MB. Max. memory is 16.1GB. * Witness Printer took 445.72ms. Allocated memory is still 402.7MB. Free memory was 153.2MB in the beginning and 268.9MB in the end (delta: -115.8MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7786]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7786-7797] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 19 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.3s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 476 SdHoareTripleChecker+Valid, 7.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 424 mSDsluCounter, 3315 SdHoareTripleChecker+Invalid, 6.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2558 mSDsCounter, 283 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1920 IncrementalHoareTripleChecker+Invalid, 2203 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 283 mSolverCounterUnsat, 757 mSDtfsCounter, 1920 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 584 GetRequests, 551 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=226occurred in iteration=3, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 182 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 78 LocationsWithAnnotation, 467 PreInvPairs, 477 NumberOfFragments, 307 HoareAnnotationTreeSize, 467 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 78 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 723 NumberOfCodeBlocks, 723 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 816 ConstructedInterpolants, 0 QuantifiedInterpolants, 1472 SizeOfPredicates, 5 NumberOfNonLiveVariables, 6995 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 655/672 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 7381]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 09:02:44,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE