./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i --full-output --preprocessor.use.memory.slicer true --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_swap_harness.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 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-?-abd6749-m [2023-11-23 07:40:04,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 07:40:04,499 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 07:40:04,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 07:40:04,506 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 07:40:04,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 07:40:04,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 07:40:04,533 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 07:40:04,534 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 07:40:04,535 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 07:40:04,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 07:40:04,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 07:40:04,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 07:40:04,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 07:40:04,538 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 07:40:04,539 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 07:40:04,539 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 07:40:04,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 07:40:04,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 07:40:04,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 07:40:04,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 07:40:04,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 07:40:04,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 07:40:04,543 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 07:40:04,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 07:40:04,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 07:40:04,544 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 07:40:04,545 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 07:40:04,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 07:40:04,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 07:40:04,546 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 07:40:04,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 07:40:04,546 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 07:40:04,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 07:40:04,546 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 07:40:04,547 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 07:40:04,547 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 07:40:04,547 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 07:40:04,547 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 07:40:04,547 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-23 07:40:04,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 07:40:04,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 07:40:04,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 07:40:04,803 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 07:40:04,803 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 07:40:04,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i [2023-11-23 07:40:05,900 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 07:40:06,260 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 07:40:06,261 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i [2023-11-23 07:40:06,291 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1f19c33e/d79e38f337cd4ea587d3f33326998049/FLAG8fe2352d3 [2023-11-23 07:40:06,302 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1f19c33e/d79e38f337cd4ea587d3f33326998049 [2023-11-23 07:40:06,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 07:40:06,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 07:40:06,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 07:40:06,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 07:40:06,320 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 07:40:06,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:40:06" (1/1) ... [2023-11-23 07:40:06,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e598f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:06, skipping insertion in model container [2023-11-23 07:40:06,324 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:40:06" (1/1) ... [2023-11-23 07:40:06,411 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 07:40:06,639 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_swap_harness.i[4499,4512] [2023-11-23 07:40:06,645 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_swap_harness.i[4559,4572] [2023-11-23 07:40:07,154 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,155 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,155 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,156 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,157 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,171 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,173 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,174 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,175 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,179 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,180 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,180 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,180 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,398 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 07:40:07,399 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 07:40:07,400 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 07:40:07,400 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 07:40:07,401 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 07:40:07,401 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 07:40:07,402 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 07:40:07,402 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 07:40:07,405 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 07:40:07,406 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 07:40:07,535 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,541 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,586 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,587 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,587 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,587 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,587 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,588 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,588 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,588 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,588 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,589 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,589 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,589 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,589 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,592 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,592 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,593 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,593 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,595 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,595 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,598 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,599 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,599 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 07:40:07,638 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 07:40:07,649 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_swap_harness.i[4499,4512] [2023-11-23 07:40:07,650 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_swap_harness.i[4559,4572] [2023-11-23 07:40:07,682 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,683 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,683 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,683 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,684 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,687 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,687 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,688 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,688 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,688 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,689 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,689 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,689 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,705 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 07:40:07,706 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 07:40:07,706 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 07:40:07,707 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 07:40:07,758 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 07:40:07,758 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 07:40:07,759 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 07:40:07,759 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 07:40:07,759 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 07:40:07,759 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 07:40:07,786 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,789 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] [2023-11-23 07:40:07,809 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,811 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,812 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,812 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,812 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,812 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,814 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,814 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,815 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,815 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,815 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,816 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,816 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,816 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,817 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,817 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,823 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,823 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,823 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 07:40:07,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 07:40:08,000 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,000 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,000 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,000 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,000 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,001 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,001 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,002 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,002 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,002 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,002 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,002 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,002 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,003 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,003 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 07:40:08,008 INFO L206 MainTranslator]: Completed translation [2023-11-23 07:40:08,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08 WrapperNode [2023-11-23 07:40:08,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 07:40:08,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 07:40:08,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 07:40:08,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 07:40:08,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,090 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,147 INFO L138 Inliner]: procedures = 697, calls = 1949, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 764 [2023-11-23 07:40:08,149 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 07:40:08,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 07:40:08,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 07:40:08,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 07:40:08,158 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,166 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,249 INFO L188 MemorySlicer]: Split 343 memory accesses to 9 slices as follows [2, 236, 5, 5, 68, 3, 7, 14, 3]. 69 percent of accesses are in the largest equivalence class. The 252 initializations are split as follows [2, 236, 0, 0, 5, 1, 0, 5, 3]. The 13 writes are split as follows [0, 0, 2, 2, 4, 1, 2, 2, 0]. [2023-11-23 07:40:08,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,291 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 07:40:08,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 07:40:08,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 07:40:08,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 07:40:08,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (1/1) ... [2023-11-23 07:40:08,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 07:40:08,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:40:08,373 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 07:40:08,392 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 07:40:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 07:40:08,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 07:40:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 07:40:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 07:40:08,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 07:40:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 07:40:08,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 07:40:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 07:40:08,412 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 07:40:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 07:40:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 07:40:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 07:40:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 07:40:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 07:40:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 07:40:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 07:40:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 07:40:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 07:40:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 07:40:08,414 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 07:40:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 07:40:08,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 07:40:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 07:40:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 07:40:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 07:40:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 07:40:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 07:40:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 07:40:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 07:40:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 07:40:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 07:40:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-23 07:40:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-23 07:40:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 07:40:08,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 07:40:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 07:40:08,416 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 07:40:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 07:40:08,416 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 07:40:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 07:40:08,416 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 07:40:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 07:40:08,417 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 07:40:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-23 07:40:08,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-23 07:40:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 07:40:08,417 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 07:40:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 07:40:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 07:40:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 07:40:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 07:40:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 07:40:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 07:40:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 07:40:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 07:40:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-23 07:40:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-23 07:40:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 07:40:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 07:40:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 07:40:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 07:40:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 07:40:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 07:40:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 07:40:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-23 07:40:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-23 07:40:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 07:40:08,420 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 07:40:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 07:40:08,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 07:40:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 07:40:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 07:40:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 07:40:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 07:40:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 07:40:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 07:40:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 07:40:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 07:40:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 07:40:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 07:40:08,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 07:40:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2023-11-23 07:40:08,422 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2023-11-23 07:40:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 07:40:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 07:40:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 07:40:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 07:40:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 07:40:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 07:40:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 07:40:08,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 07:40:08,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 07:40:08,701 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 07:40:08,703 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 07:40:09,224 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 07:40:09,285 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 07:40:09,286 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 07:40:09,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:40:09 BoogieIcfgContainer [2023-11-23 07:40:09,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 07:40:09,288 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 07:40:09,288 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 07:40:09,290 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 07:40:09,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 07:40:06" (1/3) ... [2023-11-23 07:40:09,291 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f3d32d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:40:09, skipping insertion in model container [2023-11-23 07:40:09,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:40:08" (2/3) ... [2023-11-23 07:40:09,291 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f3d32d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:40:09, skipping insertion in model container [2023-11-23 07:40:09,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:40:09" (3/3) ... [2023-11-23 07:40:09,292 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2023-11-23 07:40:09,304 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 07:40:09,305 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 07:40:09,337 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 07:40:09,342 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;@a6e0463, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 07:40:09,342 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 07:40:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand has 179 states, 112 states have (on average 1.2767857142857142) internal successors, (143), 113 states have internal predecessors, (143), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-23 07:40:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 07:40:09,354 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:40:09,354 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2023-11-23 07:40:09,393 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:40:09,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:40:09,398 INFO L85 PathProgramCache]: Analyzing trace with hash 692232608, now seen corresponding path program 1 times [2023-11-23 07:40:09,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:40:09,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359685616] [2023-11-23 07:40:09,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:40:09,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:40:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:40:09,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:40:09,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359685616] [2023-11-23 07:40:09,823 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-23 07:40:09,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [619512796] [2023-11-23 07:40:09,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:40:09,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:40:09,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:40:09,825 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 07:40:09,852 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 07:40:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:40:10,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 2492 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 07:40:10,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:40:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2023-11-23 07:40:10,440 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 07:40:10,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [619512796] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 07:40:10,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 07:40:10,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 07:40:10,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494091832] [2023-11-23 07:40:10,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:40:10,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 07:40:10,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:40:10,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 07:40:10,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 07:40:10,483 INFO L87 Difference]: Start difference. First operand has 179 states, 112 states have (on average 1.2767857142857142) internal successors, (143), 113 states have internal predecessors, (143), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-23 07:40:10,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:40:10,628 INFO L93 Difference]: Finished difference Result 350 states and 510 transitions. [2023-11-23 07:40:10,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 07:40:10,630 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 90 [2023-11-23 07:40:10,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:40:10,641 INFO L225 Difference]: With dead ends: 350 [2023-11-23 07:40:10,641 INFO L226 Difference]: Without dead ends: 177 [2023-11-23 07:40:10,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 07:40:10,654 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 07:40:10,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 224 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 07:40:10,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-23 07:40:10,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2023-11-23 07:40:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 111 states have (on average 1.2522522522522523) internal successors, (139), 112 states have internal predecessors, (139), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-23 07:40:10,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 236 transitions. [2023-11-23 07:40:10,709 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 236 transitions. Word has length 90 [2023-11-23 07:40:10,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:40:10,711 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 236 transitions. [2023-11-23 07:40:10,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-23 07:40:10,713 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 236 transitions. [2023-11-23 07:40:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 07:40:10,721 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:40:10,721 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2023-11-23 07:40:10,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 07:40:10,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 07:40:10,937 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:40:10,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:40:10,938 INFO L85 PathProgramCache]: Analyzing trace with hash -966299602, now seen corresponding path program 1 times [2023-11-23 07:40:10,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:40:10,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771169448] [2023-11-23 07:40:10,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:40:10,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:40:11,050 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 07:40:11,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [799244223] [2023-11-23 07:40:11,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:40:11,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:40:11,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:40:11,073 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 07:40:11,090 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 07:40:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:40:11,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 2492 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 07:40:11,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:40:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-23 07:40:11,824 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 07:40:11,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:40:11,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771169448] [2023-11-23 07:40:11,824 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 07:40:11,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [799244223] [2023-11-23 07:40:11,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [799244223] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 07:40:11,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 07:40:11,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 07:40:11,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271148372] [2023-11-23 07:40:11,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:40:11,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 07:40:11,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:40:11,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 07:40:11,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 07:40:11,827 INFO L87 Difference]: Start difference. First operand 177 states and 236 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-23 07:40:12,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:40:12,123 INFO L93 Difference]: Finished difference Result 325 states and 434 transitions. [2023-11-23 07:40:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 07:40:12,124 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 90 [2023-11-23 07:40:12,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:40:12,126 INFO L225 Difference]: With dead ends: 325 [2023-11-23 07:40:12,127 INFO L226 Difference]: Without dead ends: 179 [2023-11-23 07:40:12,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-23 07:40:12,128 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 2 mSDsluCounter, 833 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1047 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 07:40:12,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1047 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 07:40:12,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2023-11-23 07:40:12,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2023-11-23 07:40:12,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 112 states have (on average 1.25) internal successors, (140), 114 states have internal predecessors, (140), 49 states have call successors, (49), 16 states have call predecessors, (49), 17 states have return successors, (50), 48 states have call predecessors, (50), 48 states have call successors, (50) [2023-11-23 07:40:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 239 transitions. [2023-11-23 07:40:12,138 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 239 transitions. Word has length 90 [2023-11-23 07:40:12,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:40:12,139 INFO L495 AbstractCegarLoop]: Abstraction has 179 states and 239 transitions. [2023-11-23 07:40:12,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-23 07:40:12,139 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 239 transitions. [2023-11-23 07:40:12,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 07:40:12,140 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 07:40:12,140 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2023-11-23 07:40:12,156 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 07:40:12,356 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,SelfDestructingSolverStorable1 [2023-11-23 07:40:12,357 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 07:40:12,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 07:40:12,357 INFO L85 PathProgramCache]: Analyzing trace with hash -24284542, now seen corresponding path program 1 times [2023-11-23 07:40:12,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 07:40:12,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305929210] [2023-11-23 07:40:12,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:40:12,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 07:40:12,443 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 07:40:12,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [748139780] [2023-11-23 07:40:12,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 07:40:12,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:40:12,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 07:40:12,445 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 07:40:12,470 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 07:40:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 07:40:12,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 2612 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 07:40:12,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 07:40:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-23 07:40:12,925 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 07:40:12,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 07:40:12,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305929210] [2023-11-23 07:40:12,926 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 07:40:12,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748139780] [2023-11-23 07:40:12,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748139780] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 07:40:12,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 07:40:12,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 07:40:12,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164770600] [2023-11-23 07:40:12,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 07:40:12,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 07:40:12,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 07:40:12,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 07:40:12,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 07:40:12,928 INFO L87 Difference]: Start difference. First operand 179 states and 239 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-23 07:40:13,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 07:40:13,106 INFO L93 Difference]: Finished difference Result 242 states and 313 transitions. [2023-11-23 07:40:13,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 07:40:13,107 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 98 [2023-11-23 07:40:13,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 07:40:13,109 INFO L225 Difference]: With dead ends: 242 [2023-11-23 07:40:13,109 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 07:40:13,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-23 07:40:13,127 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 42 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 07:40:13,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 341 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 07:40:13,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 07:40:13,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 07:40:13,130 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 07:40:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 07:40:13,131 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2023-11-23 07:40:13,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 07:40:13,131 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 07:40:13,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-23 07:40:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 07:40:13,131 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 07:40:13,133 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 07:40:13,164 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 07:40:13,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 07:40:13,350 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 07:40:13,451 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6931 6936) the Hoare annotation is: true [2023-11-23 07:40:13,452 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2023-11-23 07:40:13,452 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2023-11-23 07:40:13,452 INFO L902 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: true [2023-11-23 07:40:13,452 INFO L899 garLoopResultBuilder]: For program point L7178(lines 7178 7180) no Hoare annotation was computed. [2023-11-23 07:40:13,452 INFO L899 garLoopResultBuilder]: For program point L7179-1(line 7179) no Hoare annotation was computed. [2023-11-23 07:40:13,455 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7177 7181) no Hoare annotation was computed. [2023-11-23 07:40:13,455 INFO L902 garLoopResultBuilder]: At program point L7179(line 7179) the Hoare annotation is: true [2023-11-23 07:40:13,455 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7177 7181) the Hoare annotation is: true [2023-11-23 07:40:13,455 INFO L899 garLoopResultBuilder]: For program point L7178-2(lines 7177 7181) no Hoare annotation was computed. [2023-11-23 07:40:13,455 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2023-11-23 07:40:13,456 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2023-11-23 07:40:13,456 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2586 2594) the Hoare annotation is: true [2023-11-23 07:40:13,456 INFO L899 garLoopResultBuilder]: For program point aws_mul_u64_checked_returnLabel#1(lines 2497 2502) no Hoare annotation was computed. [2023-11-23 07:40:13,456 INFO L902 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: true [2023-11-23 07:40:13,456 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2023-11-23 07:40:13,456 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2023-11-23 07:40:13,458 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2023-11-23 07:40:13,458 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2023-11-23 07:40:13,458 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2023-11-23 07:40:13,458 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2023-11-23 07:40:13,458 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2331 2348) the Hoare annotation is: true [2023-11-23 07:40:13,458 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2023-11-23 07:40:13,459 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6948 6952) the Hoare annotation is: true [2023-11-23 07:40:13,459 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2023-11-23 07:40:13,459 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2023-11-23 07:40:13,460 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2023-11-23 07:40:13,460 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2023-11-23 07:40:13,460 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2023-11-23 07:40:13,460 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2023-11-23 07:40:13,460 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: true [2023-11-23 07:40:13,460 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-23 07:40:13,460 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-23 07:40:13,460 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-23 07:40:13,461 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-23 07:40:13,461 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-23 07:40:13,461 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-23 07:40:13,461 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-23 07:40:13,461 INFO L899 garLoopResultBuilder]: For program point L8229-7(lines 8229 8232) no Hoare annotation was computed. [2023-11-23 07:40:13,462 INFO L899 garLoopResultBuilder]: For program point L8229-5(lines 8229 8232) no Hoare annotation was computed. [2023-11-23 07:40:13,462 INFO L899 garLoopResultBuilder]: For program point L8229-4(line 8229) no Hoare annotation was computed. [2023-11-23 07:40:13,463 INFO L899 garLoopResultBuilder]: For program point L8262-5(lines 8262 8263) no Hoare annotation was computed. [2023-11-23 07:40:13,463 INFO L899 garLoopResultBuilder]: For program point L8219(lines 8219 8223) no Hoare annotation was computed. [2023-11-23 07:40:13,463 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8275 8296) no Hoare annotation was computed. [2023-11-23 07:40:13,463 INFO L899 garLoopResultBuilder]: For program point L8271(line 8271) no Hoare annotation was computed. [2023-11-23 07:40:13,463 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointers_valid_returnLabel#1(lines 8217 8272) no Hoare annotation was computed. [2023-11-23 07:40:13,463 INFO L899 garLoopResultBuilder]: For program point L8271-4(line 8271) no Hoare annotation was computed. [2023-11-23 07:40:13,464 INFO L899 garLoopResultBuilder]: For program point L8271-3(line 8271) no Hoare annotation was computed. [2023-11-23 07:40:13,464 INFO L895 garLoopResultBuilder]: At program point L8271-2(line 8271) 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 07:40:13,464 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8275 8296) the Hoare annotation is: true [2023-11-23 07:40:13,464 INFO L895 garLoopResultBuilder]: At program point L8290(line 8290) 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 07:40:13,464 INFO L899 garLoopResultBuilder]: For program point L8290-1(line 8290) no Hoare annotation was computed. [2023-11-23 07:40:13,465 INFO L899 garLoopResultBuilder]: For program point L8278(lines 8278 8282) no Hoare annotation was computed. [2023-11-23 07:40:13,465 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8275 8296) no Hoare annotation was computed. [2023-11-23 07:40:13,465 INFO L899 garLoopResultBuilder]: For program point L8262(line 8262) no Hoare annotation was computed. [2023-11-23 07:40:13,465 INFO L899 garLoopResultBuilder]: For program point L8229-2(line 8229) no Hoare annotation was computed. [2023-11-23 07:40:13,465 INFO L899 garLoopResultBuilder]: For program point L8262-3(lines 8262 8263) no Hoare annotation was computed. [2023-11-23 07:40:13,465 INFO L899 garLoopResultBuilder]: For program point L8229-1(line 8229) no Hoare annotation was computed. [2023-11-23 07:40:13,465 INFO L899 garLoopResultBuilder]: For program point L8262-2(line 8262) no Hoare annotation was computed. [2023-11-23 07:40:13,465 INFO L895 garLoopResultBuilder]: At program point L8229(line 8229) 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 07:40:13,466 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2023-11-23 07:40:13,466 INFO L902 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: true [2023-11-23 07:40:13,466 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2023-11-23 07:40:13,466 INFO L902 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: true [2023-11-23 07:40:13,466 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2023-11-23 07:40:13,466 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2023-11-23 07:40:13,468 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2023-11-23 07:40:13,468 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2023-11-23 07:40:13,468 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6742 6754) the Hoare annotation is: true [2023-11-23 07:40:13,468 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2023-11-23 07:40:13,468 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2023-11-23 07:40:13,468 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2023-11-23 07:40:13,468 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2023-11-23 07:40:13,469 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2023-11-23 07:40:13,469 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2023-11-23 07:40:13,469 INFO L902 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: true [2023-11-23 07:40:13,469 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2023-11-23 07:40:13,469 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6728 6740) the Hoare annotation is: true [2023-11-23 07:40:13,470 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2023-11-23 07:40:13,470 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2023-11-23 07:40:13,470 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2023-11-23 07:40:13,470 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2023-11-23 07:40:13,470 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2935 2962) the Hoare annotation is: true [2023-11-23 07:40:13,470 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2023-11-23 07:40:13,470 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2023-11-23 07:40:13,470 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2023-11-23 07:40:13,471 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2023-11-23 07:40:13,471 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2023-11-23 07:40:13,471 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2023-11-23 07:40:13,471 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2023-11-23 07:40:13,471 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-23 07:40:13,471 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-23 07:40:13,471 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validEXIT(lines 8178 8194) no Hoare annotation was computed. [2023-11-23 07:40:13,471 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validFINAL(lines 8178 8194) no Hoare annotation was computed. [2023-11-23 07:40:13,472 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8178 8194) the Hoare annotation is: true [2023-11-23 07:40:13,472 INFO L899 garLoopResultBuilder]: For program point L8185(lines 8185 8190) no Hoare annotation was computed. [2023-11-23 07:40:13,472 INFO L899 garLoopResultBuilder]: For program point L8180-1(lines 8180 8184) no Hoare annotation was computed. [2023-11-23 07:40:13,472 INFO L902 garLoopResultBuilder]: At program point L8180(line 8180) the Hoare annotation is: true [2023-11-23 07:40:13,472 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-23 07:40:13,472 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-23 07:40:13,472 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-23 07:40:13,473 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-23 07:40:13,473 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6938 6940) the Hoare annotation is: true [2023-11-23 07:40:13,473 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2023-11-23 07:40:13,473 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-23 07:40:13,474 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: true [2023-11-23 07:40:13,474 INFO L899 garLoopResultBuilder]: For program point L8475(lines 8475 8483) no Hoare annotation was computed. [2023-11-23 07:40:13,474 INFO L899 garLoopResultBuilder]: For program point L8450-1(line 8450) no Hoare annotation was computed. [2023-11-23 07:40:13,474 INFO L899 garLoopResultBuilder]: For program point L8475-2(lines 8475 8483) no Hoare annotation was computed. [2023-11-23 07:40:13,474 INFO L895 garLoopResultBuilder]: At program point L8492(line 8492) the Hoare annotation is: false [2023-11-23 07:40:13,474 INFO L899 garLoopResultBuilder]: For program point L8492-1(line 8492) no Hoare annotation was computed. [2023-11-23 07:40:13,474 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2023-11-23 07:40:13,474 INFO L895 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 07:40:13,475 INFO L895 garLoopResultBuilder]: At program point L8451(line 8451) the Hoare annotation is: false [2023-11-23 07:40:13,475 INFO L895 garLoopResultBuilder]: At program point L8451-1(line 8451) the Hoare annotation is: false [2023-11-23 07:40:13,475 INFO L899 garLoopResultBuilder]: For program point L7204-1(line 7204) no Hoare annotation was computed. [2023-11-23 07:40:13,475 INFO L895 garLoopResultBuilder]: At program point L7204(line 7204) the Hoare annotation is: false [2023-11-23 07:40:13,475 INFO L899 garLoopResultBuilder]: For program point L8451-2(line 8451) no Hoare annotation was computed. [2023-11-23 07:40:13,475 INFO L899 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2023-11-23 07:40:13,475 INFO L895 garLoopResultBuilder]: At program point L8452(line 8452) the Hoare annotation is: false [2023-11-23 07:40:13,476 INFO L895 garLoopResultBuilder]: At program point L8452-1(line 8452) the Hoare annotation is: false [2023-11-23 07:40:13,476 INFO L899 garLoopResultBuilder]: For program point L8452-2(line 8452) no Hoare annotation was computed. [2023-11-23 07:40:13,478 INFO L899 garLoopResultBuilder]: For program point L7205(lines 7205 7207) no Hoare annotation was computed. [2023-11-23 07:40:13,478 INFO L895 garLoopResultBuilder]: At program point L8469(line 8469) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 07:40:13,479 INFO L895 garLoopResultBuilder]: At program point L8469-1(line 8469) the Hoare annotation is: (= 0 |ULTIMATE.start_aws_priority_queue_s_swap_harness_#t~ret955#1|) [2023-11-23 07:40:13,479 INFO L899 garLoopResultBuilder]: For program point L8469-2(line 8469) no Hoare annotation was computed. [2023-11-23 07:40:13,479 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 07:40:13,479 INFO L895 garLoopResultBuilder]: At program point L7206(line 7206) the Hoare annotation is: false [2023-11-23 07:40:13,479 INFO L899 garLoopResultBuilder]: For program point L7206-1(line 7206) no Hoare annotation was computed. [2023-11-23 07:40:13,480 INFO L899 garLoopResultBuilder]: For program point L8511-2(lines 8511 8513) no Hoare annotation was computed. [2023-11-23 07:40:13,480 INFO L899 garLoopResultBuilder]: For program point L8511(lines 8511 8513) no Hoare annotation was computed. [2023-11-23 07:40:13,480 INFO L899 garLoopResultBuilder]: For program point L8454(lines 8454 8457) no Hoare annotation was computed. [2023-11-23 07:40:13,480 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2023-11-23 07:40:13,480 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2023-11-23 07:40:13,480 INFO L899 garLoopResultBuilder]: For program point L7191(lines 7191 7208) no Hoare annotation was computed. [2023-11-23 07:40:13,480 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7189) no Hoare annotation was computed. [2023-11-23 07:40:13,480 INFO L895 garLoopResultBuilder]: At program point L8455(line 8455) the Hoare annotation is: false [2023-11-23 07:40:13,481 INFO L899 garLoopResultBuilder]: For program point L8455-1(line 8455) no Hoare annotation was computed. [2023-11-23 07:40:13,481 INFO L895 garLoopResultBuilder]: At program point L8480(line 8480) the Hoare annotation is: false [2023-11-23 07:40:13,481 INFO L899 garLoopResultBuilder]: For program point L8480-1(line 8480) no Hoare annotation was computed. [2023-11-23 07:40:13,481 INFO L899 garLoopResultBuilder]: For program point L8447(lines 8447 8458) no Hoare annotation was computed. [2023-11-23 07:40:13,481 INFO L895 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 07:40:13,481 INFO L895 garLoopResultBuilder]: At program point L8472(line 8472) the Hoare annotation is: false [2023-11-23 07:40:13,481 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 07:40:13,482 INFO L899 garLoopResultBuilder]: For program point L8472-1(line 8472) no Hoare annotation was computed. [2023-11-23 07:40:13,482 INFO L899 garLoopResultBuilder]: For program point L7184(lines 7184 7188) no Hoare annotation was computed. [2023-11-23 07:40:13,482 INFO L895 garLoopResultBuilder]: At program point L8456(line 8456) the Hoare annotation is: false [2023-11-23 07:40:13,482 INFO L899 garLoopResultBuilder]: For program point L8456-1(line 8456) no Hoare annotation was computed. [2023-11-23 07:40:13,483 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 07:40:13,483 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2023-11-23 07:40:13,483 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2023-11-23 07:40:13,483 INFO L895 garLoopResultBuilder]: At program point L8448(line 8448) the Hoare annotation is: false [2023-11-23 07:40:13,483 INFO L895 garLoopResultBuilder]: At program point L8448-1(line 8448) the Hoare annotation is: false [2023-11-23 07:40:13,483 INFO L899 garLoopResultBuilder]: For program point L8448-2(line 8448) no Hoare annotation was computed. [2023-11-23 07:40:13,483 INFO L895 garLoopResultBuilder]: At program point L8473(line 8473) the Hoare annotation is: false [2023-11-23 07:40:13,483 INFO L899 garLoopResultBuilder]: For program point L8473-1(line 8473) no Hoare annotation was computed. [2023-11-23 07:40:13,484 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2023-11-23 07:40:13,484 INFO L895 garLoopResultBuilder]: At program point L8465(line 8465) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 07:40:13,485 INFO L899 garLoopResultBuilder]: For program point L8465-1(line 8465) no Hoare annotation was computed. [2023-11-23 07:40:13,485 INFO L895 garLoopResultBuilder]: At program point L8515(line 8515) the Hoare annotation is: false [2023-11-23 07:40:13,485 INFO L895 garLoopResultBuilder]: At program point L8482(line 8482) the Hoare annotation is: false [2023-11-23 07:40:13,485 INFO L899 garLoopResultBuilder]: For program point L8515-1(line 8515) no Hoare annotation was computed. [2023-11-23 07:40:13,485 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2023-11-23 07:40:13,485 INFO L895 garLoopResultBuilder]: At program point L8507(line 8507) the Hoare annotation is: false [2023-11-23 07:40:13,485 INFO L895 garLoopResultBuilder]: At program point L8507-1(line 8507) the Hoare annotation is: false [2023-11-23 07:40:13,486 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2023-11-23 07:40:13,486 INFO L899 garLoopResultBuilder]: For program point L8482-1(line 8482) no Hoare annotation was computed. [2023-11-23 07:40:13,486 INFO L895 garLoopResultBuilder]: At program point L8449(line 8449) the Hoare annotation is: false [2023-11-23 07:40:13,486 INFO L899 garLoopResultBuilder]: For program point L8449-1(line 8449) no Hoare annotation was computed. [2023-11-23 07:40:13,486 INFO L895 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2023-11-23 07:40:13,487 INFO L899 garLoopResultBuilder]: For program point L8507-2(line 8507) no Hoare annotation was computed. [2023-11-23 07:40:13,487 INFO L895 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 07:40:13,487 INFO L899 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2023-11-23 07:40:13,488 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2023-11-23 07:40:13,488 INFO L895 garLoopResultBuilder]: At program point L8516(line 8516) the Hoare annotation is: false [2023-11-23 07:40:13,488 INFO L899 garLoopResultBuilder]: For program point L8516-1(line 8516) no Hoare annotation was computed. [2023-11-23 07:40:13,488 INFO L895 garLoopResultBuilder]: At program point L8450(line 8450) the Hoare annotation is: false [2023-11-23 07:40:13,488 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2023-11-23 07:40:13,488 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2023-11-23 07:40:13,490 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-23 07:40:13,492 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 07:40:13,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 07:40:13 BoogieIcfgContainer [2023-11-23 07:40:13,505 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 07:40:13,506 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 07:40:13,506 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 07:40:13,506 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 07:40:13,507 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:40:09" (3/4) ... [2023-11-23 07:40:13,508 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 07:40:13,511 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2023-11-23 07:40:13,511 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-23 07:40:13,511 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2023-11-23 07:40:13,511 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2023-11-23 07:40:13,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2023-11-23 07:40:13,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2023-11-23 07:40:13,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-23 07:40:13,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 07:40:13,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-23 07:40:13,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-23 07:40:13,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-23 07:40:13,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2023-11-23 07:40:13,512 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-23 07:40:13,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2023-11-23 07:40:13,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2023-11-23 07:40:13,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 07:40:13,528 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 157 nodes and edges [2023-11-23 07:40:13,530 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 70 nodes and edges [2023-11-23 07:40:13,531 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-23 07:40:13,532 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-23 07:40:13,532 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-23 07:40:13,533 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 07:40:13,534 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 07:40:13,535 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 07:40:13,956 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-23 07:40:13,957 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2023-11-23 07:40:13,957 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 07:40:13,957 INFO L158 Benchmark]: Toolchain (without parser) took 7651.90ms. Allocated memory was 157.3MB in the beginning and 520.1MB in the end (delta: 362.8MB). Free memory was 79.9MB in the beginning and 310.6MB in the end (delta: -230.7MB). Peak memory consumption was 132.8MB. Max. memory is 16.1GB. [2023-11-23 07:40:13,958 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 157.3MB. Free memory was 113.7MB in the beginning and 113.6MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 07:40:13,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1702.59ms. Allocated memory was 157.3MB in the beginning and 239.1MB in the end (delta: 81.8MB). Free memory was 79.8MB in the beginning and 163.8MB in the end (delta: -84.0MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2023-11-23 07:40:13,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.04ms. Allocated memory is still 239.1MB. Free memory was 163.8MB in the beginning and 153.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 07:40:13,959 INFO L158 Benchmark]: Boogie Preprocessor took 192.98ms. Allocated memory is still 239.1MB. Free memory was 153.3MB in the beginning and 135.5MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 07:40:13,959 INFO L158 Benchmark]: RCFGBuilder took 942.87ms. Allocated memory is still 239.1MB. Free memory was 135.5MB in the beginning and 84.1MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-23 07:40:13,959 INFO L158 Benchmark]: TraceAbstraction took 4217.88ms. Allocated memory was 239.1MB in the beginning and 520.1MB in the end (delta: 281.0MB). Free memory was 84.1MB in the beginning and 436.5MB in the end (delta: -352.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 07:40:13,959 INFO L158 Benchmark]: Witness Printer took 450.97ms. Allocated memory is still 520.1MB. Free memory was 436.5MB in the beginning and 310.6MB in the end (delta: 125.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2023-11-23 07:40:13,961 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 157.3MB. Free memory was 113.7MB in the beginning and 113.6MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1702.59ms. Allocated memory was 157.3MB in the beginning and 239.1MB in the end (delta: 81.8MB). Free memory was 79.8MB in the beginning and 163.8MB in the end (delta: -84.0MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.04ms. Allocated memory is still 239.1MB. Free memory was 163.8MB in the beginning and 153.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 192.98ms. Allocated memory is still 239.1MB. Free memory was 153.3MB in the beginning and 135.5MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 942.87ms. Allocated memory is still 239.1MB. Free memory was 135.5MB in the beginning and 84.1MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4217.88ms. Allocated memory was 239.1MB in the beginning and 520.1MB in the end (delta: 281.0MB). Free memory was 84.1MB in the beginning and 436.5MB in the end (delta: -352.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 450.97ms. Allocated memory is still 520.1MB. Free memory was 436.5MB in the beginning and 310.6MB in the end (delta: 125.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] * 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 17 procedures, 179 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 3, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 44 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 1612 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1074 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 195 IncrementalHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 538 mSDtfsCounter, 195 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 277 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 266 PreInvPairs, 276 NumberOfFragments, 98 HoareAnnotationTreeSize, 266 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 66 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 368 NumberOfCodeBlocks, 368 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 275 ConstructedInterpolants, 0 QuantifiedInterpolants, 327 SizeOfPredicates, 3 NumberOfNonLiveVariables, 7596 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 303/303 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: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 07:40:13,998 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