./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 4f405092e71a520db910ea89266f8b37dd9891ef081c9acfbd51ed0624279043 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:48:22,664 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:48:22,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:48:22,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:48:22,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:48:22,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:48:22,843 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:48:22,843 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:48:22,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:48:22,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:48:22,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:48:22,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:48:22,849 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:48:22,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:48:22,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:48:22,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:48:22,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:48:22,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:48:22,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:48:22,853 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:48:22,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:48:22,856 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:48:22,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:48:22,857 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:48:22,858 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:48:22,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:48:22,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:48:22,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:48:22,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:48:22,860 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:48:22,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:48:22,862 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:48:22,862 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:48:22,863 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:48:22,863 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:48:22,863 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:48:22,864 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f405092e71a520db910ea89266f8b37dd9891ef081c9acfbd51ed0624279043 [2023-11-06 22:48:23,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:48:23,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:48:23,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:48:23,242 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:48:23,243 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:48:23,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i [2023-11-06 22:48:26,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:48:26,907 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:48:26,908 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i [2023-11-06 22:48:26,952 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/data/0d3223f45/0cc6a64189f049d09bf4c46d0d60a652/FLAG3f3f158b0 [2023-11-06 22:48:26,969 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/data/0d3223f45/0cc6a64189f049d09bf4c46d0d60a652 [2023-11-06 22:48:26,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:48:26,977 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:48:26,979 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:48:26,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:48:26,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:48:26,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:48:26" (1/1) ... [2023-11-06 22:48:26,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262856db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:26, skipping insertion in model container [2023-11-06 22:48:26,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:48:26" (1/1) ... [2023-11-06 22:48:27,134 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:48:27,390 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i[4499,4512] [2023-11-06 22:48:27,400 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i[4559,4572] [2023-11-06 22:48:28,616 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,618 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,619 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,620 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,622 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,654 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,658 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,663 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,664 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,667 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,669 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,670 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:28,671 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,205 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 22:48:29,206 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 22:48:29,207 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 22:48:29,208 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 22:48:29,210 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 22:48:29,210 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 22:48:29,211 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 22:48:29,212 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 22:48:29,212 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 22:48:29,213 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 22:48:29,418 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,425 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,499 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,500 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,500 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,500 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,501 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,501 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,502 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,502 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,503 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,503 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,504 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,504 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,504 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,507 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,508 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,508 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,509 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,512 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,513 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,520 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,521 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,522 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:48:29,576 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:48:29,605 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i[4499,4512] [2023-11-06 22:48:29,605 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness_negated.i[4559,4572] [2023-11-06 22:48:29,643 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,643 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,644 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,644 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,645 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,651 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,652 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,653 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,653 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,655 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,655 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,656 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,656 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,745 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 22:48:29,746 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 22:48:29,747 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 22:48:29,748 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 22:48:29,749 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 22:48:29,749 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 22:48:29,750 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 22:48:29,752 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 22:48:29,753 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 22:48:29,753 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 22:48:29,813 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,829 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] [2023-11-06 22:48:29,860 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,861 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,861 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,862 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,862 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,862 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,863 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,864 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,864 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,864 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,865 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,865 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,865 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,866 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,867 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,867 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,867 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,870 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,871 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,876 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,877 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,877 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:48:29,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:48:30,226 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,226 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,227 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,227 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,227 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,227 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,227 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,228 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,228 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,229 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,230 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,231 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,231 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,232 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,232 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:48:30,240 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:48:30,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30 WrapperNode [2023-11-06 22:48:30,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:48:30,243 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:48:30,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:48:30,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:48:30,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,453 INFO L138 Inliner]: procedures = 697, calls = 1949, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 764 [2023-11-06 22:48:30,453 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:48:30,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:48:30,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:48:30,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:48:30,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,525 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,531 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:48:30,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:48:30,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:48:30,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:48:30,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (1/1) ... [2023-11-06 22:48:30,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:48:30,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:48:30,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:48:30,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:48:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-06 22:48:30,701 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-06 22:48:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:48:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-06 22:48:30,702 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-06 22:48:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-06 22:48:30,702 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-06 22:48:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-06 22:48:30,703 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-06 22:48:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:48:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-06 22:48:30,703 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-06 22:48:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-06 22:48:30,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-06 22:48:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:48:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:48:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:48:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:48:30,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:48:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-06 22:48:30,704 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-06 22:48:30,705 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-06 22:48:30,705 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-06 22:48:30,705 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-06 22:48:30,705 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-06 22:48:30,705 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-06 22:48:30,706 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-06 22:48:30,706 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-06 22:48:30,706 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-06 22:48:30,706 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:48:30,706 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:48:30,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:48:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:48:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:48:30,707 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-06 22:48:30,707 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-06 22:48:30,708 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-06 22:48:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-06 22:48:30,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:48:30,708 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-06 22:48:30,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-06 22:48:30,708 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2023-11-06 22:48:30,709 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2023-11-06 22:48:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:48:31,090 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:48:31,092 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:48:32,978 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:48:32,998 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:48:32,998 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:48:33,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:48:33 BoogieIcfgContainer [2023-11-06 22:48:33,002 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:48:33,007 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:48:33,007 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:48:33,015 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:48:33,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:48:26" (1/3) ... [2023-11-06 22:48:33,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dbe7373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:48:33, skipping insertion in model container [2023-11-06 22:48:33,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:30" (2/3) ... [2023-11-06 22:48:33,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dbe7373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:48:33, skipping insertion in model container [2023-11-06 22:48:33,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:48:33" (3/3) ... [2023-11-06 22:48:33,021 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness_negated.i [2023-11-06 22:48:33,041 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:48:33,041 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:48:33,120 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:48:33,133 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=LoopsAndPotentialCycles, 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;@79b50e0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:48:33,133 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:48:33,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 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) [2023-11-06 22:48:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-06 22:48:33,162 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:48:33,163 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:48:33,163 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:48:33,171 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:48:33,171 INFO L85 PathProgramCache]: Analyzing trace with hash 969840853, now seen corresponding path program 1 times [2023-11-06 22:48:33,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:48:33,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245260883] [2023-11-06 22:48:33,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:33,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:48:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:33,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:48:33,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245260883] [2023-11-06 22:48:33,875 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:48:33,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720035003] [2023-11-06 22:48:33,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:33,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:48:33,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:48:33,881 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:48:33,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:48:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:34,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 2244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:48:34,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:48:34,614 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-06 22:48:34,614 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:48:34,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720035003] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:48:34,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:48:34,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:48:34,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35763521] [2023-11-06 22:48:34,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:48:34,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:48:34,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:48:34,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:48:34,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:48:34,679 INFO L87 Difference]: Start difference. First operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 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 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-06 22:48:34,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:48:34,778 INFO L93 Difference]: Finished difference Result 381 states and 541 transitions. [2023-11-06 22:48:34,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:48:34,780 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 97 [2023-11-06 22:48:34,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:48:34,799 INFO L225 Difference]: With dead ends: 381 [2023-11-06 22:48:34,799 INFO L226 Difference]: Without dead ends: 191 [2023-11-06 22:48:34,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:48:34,816 INFO L413 NwaCegarLoop]: 255 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:48:34,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:48:34,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2023-11-06 22:48:34,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2023-11-06 22:48:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 125 states have (on average 1.224) internal successors, (153), 126 states have internal predecessors, (153), 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) [2023-11-06 22:48:34,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 250 transitions. [2023-11-06 22:48:34,910 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 250 transitions. Word has length 97 [2023-11-06 22:48:34,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:48:34,912 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 250 transitions. [2023-11-06 22:48:34,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2023-11-06 22:48:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 250 transitions. [2023-11-06 22:48:34,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-06 22:48:34,919 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:48:34,919 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:48:34,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:48:35,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:48:35,130 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:48:35,130 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:48:35,130 INFO L85 PathProgramCache]: Analyzing trace with hash -2144728741, now seen corresponding path program 1 times [2023-11-06 22:48:35,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:48:35,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503306152] [2023-11-06 22:48:35,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:35,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:48:35,276 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:48:35,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [705413194] [2023-11-06 22:48:35,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:35,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:48:35,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:48:35,278 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:48:35,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:48:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:35,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 2244 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-06 22:48:35,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:48:36,029 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-06 22:48:36,029 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:48:36,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:48:36,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503306152] [2023-11-06 22:48:36,030 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:48:36,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705413194] [2023-11-06 22:48:36,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [705413194] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:48:36,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:48:36,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:48:36,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416923897] [2023-11-06 22:48:36,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:48:36,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:48:36,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:48:36,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:48:36,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:48:36,033 INFO L87 Difference]: Start difference. First operand 191 states and 250 transitions. Second operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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) [2023-11-06 22:48:36,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:48:36,211 INFO L93 Difference]: Finished difference Result 348 states and 457 transitions. [2023-11-06 22:48:36,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:48:36,212 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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 97 [2023-11-06 22:48:36,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:48:36,222 INFO L225 Difference]: With dead ends: 348 [2023-11-06 22:48:36,222 INFO L226 Difference]: Without dead ends: 193 [2023-11-06 22:48:36,223 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:48:36,224 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 2 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1181 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:48:36,226 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1181 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:48:36,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-06 22:48:36,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2023-11-06 22:48:36,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 126 states have (on average 1.2222222222222223) internal successors, (154), 128 states have internal predecessors, (154), 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) [2023-11-06 22:48:36,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 253 transitions. [2023-11-06 22:48:36,268 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 253 transitions. Word has length 97 [2023-11-06 22:48:36,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:48:36,271 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 253 transitions. [2023-11-06 22:48:36,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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) [2023-11-06 22:48:36,272 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 253 transitions. [2023-11-06 22:48:36,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-06 22:48:36,282 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:48:36,282 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:48:36,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-06 22:48:36,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:48:36,494 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:48:36,495 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:48:36,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1693315363, now seen corresponding path program 1 times [2023-11-06 22:48:36,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:48:36,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717724954] [2023-11-06 22:48:36,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:36,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:48:36,653 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:48:36,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [647951765] [2023-11-06 22:48:36,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:36,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:48:36,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:48:36,660 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:48:36,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:48:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:37,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:48:37,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:48:37,448 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-06 22:48:37,448 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:48:37,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:48:37,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717724954] [2023-11-06 22:48:37,449 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:48:37,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647951765] [2023-11-06 22:48:37,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647951765] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:48:37,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:48:37,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:48:37,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983446443] [2023-11-06 22:48:37,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:48:37,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:48:37,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:48:37,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:48:37,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:48:37,454 INFO L87 Difference]: Start difference. First operand 193 states and 253 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) [2023-11-06 22:48:37,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:48:37,587 INFO L93 Difference]: Finished difference Result 263 states and 334 transitions. [2023-11-06 22:48:37,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:48:37,588 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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 105 [2023-11-06 22:48:37,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:48:37,591 INFO L225 Difference]: With dead ends: 263 [2023-11-06 22:48:37,592 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:48:37,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:48:37,597 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:48:37,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 392 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:48:37,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:48:37,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:48:37,600 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) [2023-11-06 22:48:37,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:48:37,601 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2023-11-06 22:48:37,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:48:37,601 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:48:37,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) [2023-11-06 22:48:37,602 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:48:37,602 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:48:37,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:48:37,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:48:37,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:48:37,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:48:38,015 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2023-11-06 22:48:38,015 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6931 6936) the Hoare annotation is: true [2023-11-06 22:48:38,015 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2023-11-06 22:48:38,015 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2023-11-06 22:48:38,015 INFO L902 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: true [2023-11-06 22:48:38,015 INFO L899 garLoopResultBuilder]: For program point L8229-7(lines 8229 8232) no Hoare annotation was computed. [2023-11-06 22:48:38,016 INFO L899 garLoopResultBuilder]: For program point L8229-5(lines 8229 8232) no Hoare annotation was computed. [2023-11-06 22:48:38,016 INFO L899 garLoopResultBuilder]: For program point L8229-4(line 8229) no Hoare annotation was computed. [2023-11-06 22:48:38,016 INFO L899 garLoopResultBuilder]: For program point L8262-5(lines 8262 8263) no Hoare annotation was computed. [2023-11-06 22:48:38,016 INFO L899 garLoopResultBuilder]: For program point L8219(lines 8219 8223) no Hoare annotation was computed. [2023-11-06 22:48:38,016 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8275 8296) no Hoare annotation was computed. [2023-11-06 22:48:38,016 INFO L899 garLoopResultBuilder]: For program point L8271(line 8271) no Hoare annotation was computed. [2023-11-06 22:48:38,017 INFO L895 garLoopResultBuilder]: At program point aws_priority_queue_backpointers_valid_returnLabel#1(lines 8217 8272) the Hoare annotation is: (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:48:38,017 INFO L899 garLoopResultBuilder]: For program point L8271-4(line 8271) no Hoare annotation was computed. [2023-11-06 22:48:38,017 INFO L899 garLoopResultBuilder]: For program point L8271-3(line 8271) no Hoare annotation was computed. [2023-11-06 22:48:38,017 INFO L895 garLoopResultBuilder]: At program point L8271-2(line 8271) the Hoare annotation is: (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:48:38,017 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8275 8296) the Hoare annotation is: true [2023-11-06 22:48:38,017 INFO L895 garLoopResultBuilder]: At program point L8290(line 8290) the Hoare annotation is: (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:48:38,018 INFO L899 garLoopResultBuilder]: For program point L8290-1(line 8290) no Hoare annotation was computed. [2023-11-06 22:48:38,018 INFO L899 garLoopResultBuilder]: For program point L8278(lines 8278 8282) no Hoare annotation was computed. [2023-11-06 22:48:38,018 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8275 8296) no Hoare annotation was computed. [2023-11-06 22:48:38,018 INFO L899 garLoopResultBuilder]: For program point L8262(line 8262) no Hoare annotation was computed. [2023-11-06 22:48:38,018 INFO L899 garLoopResultBuilder]: For program point L8229-2(line 8229) no Hoare annotation was computed. [2023-11-06 22:48:38,018 INFO L899 garLoopResultBuilder]: For program point L8262-3(lines 8262 8263) no Hoare annotation was computed. [2023-11-06 22:48:38,018 INFO L899 garLoopResultBuilder]: For program point L8229-1(line 8229) no Hoare annotation was computed. [2023-11-06 22:48:38,018 INFO L899 garLoopResultBuilder]: For program point L8262-2(line 8262) no Hoare annotation was computed. [2023-11-06 22:48:38,019 INFO L895 garLoopResultBuilder]: At program point L8229(line 8229) the Hoare annotation is: (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:48:38,019 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2023-11-06 22:48:38,019 INFO L902 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: true [2023-11-06 22:48:38,019 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2023-11-06 22:48:38,019 INFO L902 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: true [2023-11-06 22:48:38,019 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2023-11-06 22:48:38,019 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2023-11-06 22:48:38,019 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2023-11-06 22:48:38,019 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2023-11-06 22:48:38,019 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6742 6754) the Hoare annotation is: true [2023-11-06 22:48:38,020 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2023-11-06 22:48:38,020 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2023-11-06 22:48:38,020 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2023-11-06 22:48:38,020 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2023-11-06 22:48:38,020 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2023-11-06 22:48:38,020 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2023-11-06 22:48:38,020 INFO L902 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: true [2023-11-06 22:48:38,020 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2023-11-06 22:48:38,020 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6728 6740) the Hoare annotation is: true [2023-11-06 22:48:38,024 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2023-11-06 22:48:38,024 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2023-11-06 22:48:38,025 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2023-11-06 22:48:38,025 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2023-11-06 22:48:38,025 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2023-11-06 22:48:38,025 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2935 2962) the Hoare annotation is: true [2023-11-06 22:48:38,025 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2023-11-06 22:48:38,025 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2023-11-06 22:48:38,026 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2023-11-06 22:48:38,026 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2023-11-06 22:48:38,026 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2023-11-06 22:48:38,026 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2023-11-06 22:48:38,026 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2023-11-06 22:48:38,026 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2023-11-06 22:48:38,027 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-06 22:48:38,027 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-06 22:48:38,027 INFO L899 garLoopResultBuilder]: For program point L7178(lines 7178 7180) no Hoare annotation was computed. [2023-11-06 22:48:38,027 INFO L899 garLoopResultBuilder]: For program point L7179-1(line 7179) no Hoare annotation was computed. [2023-11-06 22:48:38,027 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7177 7181) no Hoare annotation was computed. [2023-11-06 22:48:38,027 INFO L902 garLoopResultBuilder]: At program point L7179(line 7179) the Hoare annotation is: true [2023-11-06 22:48:38,028 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7177 7181) the Hoare annotation is: true [2023-11-06 22:48:38,028 INFO L899 garLoopResultBuilder]: For program point L7178-2(lines 7177 7181) no Hoare annotation was computed. [2023-11-06 22:48:38,028 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2023-11-06 22:48:38,028 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2023-11-06 22:48:38,028 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2023-11-06 22:48:38,028 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2586 2594) the Hoare annotation is: true [2023-11-06 22:48:38,028 INFO L902 garLoopResultBuilder]: At program point aws_mul_u64_checked_returnLabel#1(lines 2497 2502) the Hoare annotation is: true [2023-11-06 22:48:38,029 INFO L902 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: true [2023-11-06 22:48:38,029 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2023-11-06 22:48:38,029 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2023-11-06 22:48:38,029 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validEXIT(lines 8178 8194) no Hoare annotation was computed. [2023-11-06 22:48:38,030 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validFINAL(lines 8178 8194) no Hoare annotation was computed. [2023-11-06 22:48:38,030 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8178 8194) the Hoare annotation is: true [2023-11-06 22:48:38,030 INFO L899 garLoopResultBuilder]: For program point L8185(lines 8185 8190) no Hoare annotation was computed. [2023-11-06 22:48:38,031 INFO L899 garLoopResultBuilder]: For program point L8180-1(lines 8180 8184) no Hoare annotation was computed. [2023-11-06 22:48:38,031 INFO L902 garLoopResultBuilder]: At program point L8180(line 8180) the Hoare annotation is: true [2023-11-06 22:48:38,031 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2023-11-06 22:48:38,031 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2023-11-06 22:48:38,031 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2023-11-06 22:48:38,031 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2023-11-06 22:48:38,031 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2023-11-06 22:48:38,032 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2331 2348) the Hoare annotation is: true [2023-11-06 22:48:38,032 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2023-11-06 22:48:38,032 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6948 6952) the Hoare annotation is: true [2023-11-06 22:48:38,032 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2023-11-06 22:48:38,032 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2023-11-06 22:48:38,032 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2023-11-06 22:48:38,033 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2023-11-06 22:48:38,033 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2023-11-06 22:48:38,033 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2023-11-06 22:48:38,033 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2023-11-06 22:48:38,033 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-06 22:48:38,033 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-06 22:48:38,034 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-06 22:48:38,034 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-06 22:48:38,034 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: true [2023-11-06 22:48:38,034 INFO L899 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2023-11-06 22:48:38,034 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2023-11-06 22:48:38,034 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-06 22:48:38,035 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2023-11-06 22:48:38,035 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6938 6940) the Hoare annotation is: true [2023-11-06 22:48:38,035 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2023-11-06 22:48:38,035 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-06 22:48:38,035 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: true [2023-11-06 22:48:38,036 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2023-11-06 22:48:38,036 INFO L899 garLoopResultBuilder]: For program point L8475(lines 8475 8483) no Hoare annotation was computed. [2023-11-06 22:48:38,036 INFO L899 garLoopResultBuilder]: For program point L8450-1(line 8450) no Hoare annotation was computed. [2023-11-06 22:48:38,037 INFO L899 garLoopResultBuilder]: For program point L8475-2(lines 8475 8483) no Hoare annotation was computed. [2023-11-06 22:48:38,037 INFO L895 garLoopResultBuilder]: At program point L8492(line 8492) the Hoare annotation is: false [2023-11-06 22:48:38,037 INFO L899 garLoopResultBuilder]: For program point L8492-1(line 8492) no Hoare annotation was computed. [2023-11-06 22:48:38,037 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2023-11-06 22:48:38,037 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(line 8518) the Hoare annotation is: true [2023-11-06 22:48:38,037 INFO L895 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 22:48:38,038 INFO L895 garLoopResultBuilder]: At program point L8451(line 8451) the Hoare annotation is: false [2023-11-06 22:48:38,038 INFO L895 garLoopResultBuilder]: At program point L8451-1(line 8451) the Hoare annotation is: false [2023-11-06 22:48:38,038 INFO L899 garLoopResultBuilder]: For program point L7204-1(line 7204) no Hoare annotation was computed. [2023-11-06 22:48:38,038 INFO L895 garLoopResultBuilder]: At program point L7204(line 7204) the Hoare annotation is: false [2023-11-06 22:48:38,038 INFO L899 garLoopResultBuilder]: For program point L8451-2(line 8451) no Hoare annotation was computed. [2023-11-06 22:48:38,038 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:48:38,039 INFO L899 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2023-11-06 22:48:38,042 INFO L895 garLoopResultBuilder]: At program point aws_priority_queue_is_bounded_returnLabel#1(lines 6783 6801) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 22:48:38,042 INFO L899 garLoopResultBuilder]: For program point L8460(lines 8460 8517) no Hoare annotation was computed. [2023-11-06 22:48:38,042 INFO L895 garLoopResultBuilder]: At program point L8452(line 8452) the Hoare annotation is: false [2023-11-06 22:48:38,043 INFO L895 garLoopResultBuilder]: At program point L8452-1(line 8452) the Hoare annotation is: false [2023-11-06 22:48:38,043 INFO L899 garLoopResultBuilder]: For program point L8452-2(line 8452) no Hoare annotation was computed. [2023-11-06 22:48:38,043 INFO L899 garLoopResultBuilder]: For program point L7205(lines 7205 7207) no Hoare annotation was computed. [2023-11-06 22:48:38,043 INFO L895 garLoopResultBuilder]: At program point nondet_size_t_returnLabel#1(line 263) the Hoare annotation is: false [2023-11-06 22:48:38,043 INFO L895 garLoopResultBuilder]: At program point L8469(line 8469) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 22:48:38,044 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|) [2023-11-06 22:48:38,044 INFO L899 garLoopResultBuilder]: For program point L8469-2(line 8469) no Hoare annotation was computed. [2023-11-06 22:48:38,044 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:48:38,044 INFO L895 garLoopResultBuilder]: At program point L7206(line 7206) the Hoare annotation is: false [2023-11-06 22:48:38,044 INFO L899 garLoopResultBuilder]: For program point L7206-1(line 7206) no Hoare annotation was computed. [2023-11-06 22:48:38,044 INFO L899 garLoopResultBuilder]: For program point L8511-2(lines 8511 8513) no Hoare annotation was computed. [2023-11-06 22:48:38,044 INFO L899 garLoopResultBuilder]: For program point L8511(lines 8511 8513) no Hoare annotation was computed. [2023-11-06 22:48:38,045 INFO L899 garLoopResultBuilder]: For program point L8454(lines 8454 8457) no Hoare annotation was computed. [2023-11-06 22:48:38,045 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2023-11-06 22:48:38,045 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2023-11-06 22:48:38,045 INFO L895 garLoopResultBuilder]: At program point L7191(lines 7191 7208) the Hoare annotation is: false [2023-11-06 22:48:38,045 INFO L899 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2023-11-06 22:48:38,045 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7189) no Hoare annotation was computed. [2023-11-06 22:48:38,046 INFO L895 garLoopResultBuilder]: At program point L8455(line 8455) the Hoare annotation is: false [2023-11-06 22:48:38,046 INFO L899 garLoopResultBuilder]: For program point L8455-1(line 8455) no Hoare annotation was computed. [2023-11-06 22:48:38,046 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:48:38,046 INFO L895 garLoopResultBuilder]: At program point L8480(line 8480) the Hoare annotation is: false [2023-11-06 22:48:38,046 INFO L899 garLoopResultBuilder]: For program point L8480-1(line 8480) no Hoare annotation was computed. [2023-11-06 22:48:38,046 INFO L899 garLoopResultBuilder]: For program point L8447(lines 8447 8458) no Hoare annotation was computed. [2023-11-06 22:48:38,047 INFO L895 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 22:48:38,047 INFO L895 garLoopResultBuilder]: At program point L8472(line 8472) the Hoare annotation is: false [2023-11-06 22:48:38,048 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 22:48:38,048 INFO L899 garLoopResultBuilder]: For program point L8472-1(line 8472) no Hoare annotation was computed. [2023-11-06 22:48:38,048 INFO L899 garLoopResultBuilder]: For program point L7184(lines 7184 7188) no Hoare annotation was computed. [2023-11-06 22:48:38,048 INFO L895 garLoopResultBuilder]: At program point L8456(line 8456) the Hoare annotation is: false [2023-11-06 22:48:38,048 INFO L899 garLoopResultBuilder]: For program point L8456-1(line 8456) no Hoare annotation was computed. [2023-11-06 22:48:38,048 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:48:38,049 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2023-11-06 22:48:38,049 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2023-11-06 22:48:38,049 INFO L895 garLoopResultBuilder]: At program point L8448(line 8448) the Hoare annotation is: false [2023-11-06 22:48:38,049 INFO L895 garLoopResultBuilder]: At program point L8448-1(line 8448) the Hoare annotation is: false [2023-11-06 22:48:38,049 INFO L899 garLoopResultBuilder]: For program point L8448-2(line 8448) no Hoare annotation was computed. [2023-11-06 22:48:38,049 INFO L895 garLoopResultBuilder]: At program point L8473(line 8473) the Hoare annotation is: false [2023-11-06 22:48:38,049 INFO L899 garLoopResultBuilder]: For program point L8473-1(line 8473) no Hoare annotation was computed. [2023-11-06 22:48:38,049 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2023-11-06 22:48:38,050 INFO L895 garLoopResultBuilder]: At program point L8465(line 8465) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 22:48:38,050 INFO L899 garLoopResultBuilder]: For program point L8465-1(line 8465) no Hoare annotation was computed. [2023-11-06 22:48:38,050 INFO L895 garLoopResultBuilder]: At program point L8515(line 8515) the Hoare annotation is: false [2023-11-06 22:48:38,050 INFO L895 garLoopResultBuilder]: At program point L8482(line 8482) the Hoare annotation is: false [2023-11-06 22:48:38,050 INFO L899 garLoopResultBuilder]: For program point L8515-1(line 8515) no Hoare annotation was computed. [2023-11-06 22:48:38,050 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2023-11-06 22:48:38,050 INFO L895 garLoopResultBuilder]: At program point L8507(line 8507) the Hoare annotation is: false [2023-11-06 22:48:38,050 INFO L895 garLoopResultBuilder]: At program point L8507-1(line 8507) the Hoare annotation is: false [2023-11-06 22:48:38,050 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2023-11-06 22:48:38,051 INFO L899 garLoopResultBuilder]: For program point L8482-1(line 8482) no Hoare annotation was computed. [2023-11-06 22:48:38,051 INFO L895 garLoopResultBuilder]: At program point L8449(line 8449) the Hoare annotation is: false [2023-11-06 22:48:38,051 INFO L899 garLoopResultBuilder]: For program point L8449-1(line 8449) no Hoare annotation was computed. [2023-11-06 22:48:38,051 INFO L895 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2023-11-06 22:48:38,051 INFO L899 garLoopResultBuilder]: For program point L8507-2(line 8507) no Hoare annotation was computed. [2023-11-06 22:48:38,051 INFO L895 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) (<= 1 |#StackHeapBarrier|)) [2023-11-06 22:48:38,051 INFO L899 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2023-11-06 22:48:38,051 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2023-11-06 22:48:38,052 INFO L895 garLoopResultBuilder]: At program point L8516(line 8516) the Hoare annotation is: false [2023-11-06 22:48:38,052 INFO L899 garLoopResultBuilder]: For program point L8516-1(line 8516) no Hoare annotation was computed. [2023-11-06 22:48:38,052 INFO L895 garLoopResultBuilder]: At program point L8450(line 8450) the Hoare annotation is: false [2023-11-06 22:48:38,052 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2023-11-06 22:48:38,052 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2023-11-06 22:48:38,052 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-06 22:48:38,052 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-06 22:48:38,052 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-06 22:48:38,052 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-06 22:48:38,052 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-06 22:48:38,053 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-06 22:48:38,055 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 22:48:38,058 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:48:38,076 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (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|)) (<= |#StackHeapBarrier| 0)) [2023-11-06 22:48:38,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:48:38 BoogieIcfgContainer [2023-11-06 22:48:38,078 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:48:38,078 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:48:38,082 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:48:38,083 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:48:38,083 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:48:33" (3/4) ... [2023-11-06 22:48:38,085 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:48:38,090 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2023-11-06 22:48:38,091 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-06 22:48:38,091 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2023-11-06 22:48:38,091 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2023-11-06 22:48:38,091 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2023-11-06 22:48:38,091 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2023-11-06 22:48:38,091 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-06 22:48:38,092 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 22:48:38,092 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-06 22:48:38,092 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-06 22:48:38,092 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-06 22:48:38,092 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2023-11-06 22:48:38,092 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-06 22:48:38,092 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2023-11-06 22:48:38,093 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2023-11-06 22:48:38,094 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-06 22:48:38,120 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2023-11-06 22:48:38,123 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2023-11-06 22:48:38,125 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-06 22:48:38,127 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-06 22:48:38,129 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-06 22:48:38,131 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:48:38,133 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 22:48:38,135 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:48:38,844 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:48:38,844 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:48:38,844 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:48:38,845 INFO L158 Benchmark]: Toolchain (without parser) took 11868.10ms. Allocated memory was 144.7MB in the beginning and 237.0MB in the end (delta: 92.3MB). Free memory was 89.3MB in the beginning and 103.9MB in the end (delta: -14.7MB). Peak memory consumption was 153.4MB. Max. memory is 16.1GB. [2023-11-06 22:48:38,845 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 144.7MB. Free memory is still 100.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:48:38,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3262.96ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 89.0MB in the beginning and 99.2MB in the end (delta: -10.2MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2023-11-06 22:48:38,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 210.67ms. Allocated memory is still 190.8MB. Free memory was 99.2MB in the beginning and 88.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:48:38,847 INFO L158 Benchmark]: Boogie Preprocessor took 106.46ms. Allocated memory is still 190.8MB. Free memory was 88.4MB in the beginning and 81.2MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:48:38,847 INFO L158 Benchmark]: RCFGBuilder took 2440.90ms. Allocated memory is still 190.8MB. Free memory was 81.2MB in the beginning and 75.9MB in the end (delta: 5.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-06 22:48:38,847 INFO L158 Benchmark]: TraceAbstraction took 5071.14ms. Allocated memory was 190.8MB in the beginning and 237.0MB in the end (delta: 46.1MB). Free memory was 75.9MB in the beginning and 104.7MB in the end (delta: -28.9MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-11-06 22:48:38,848 INFO L158 Benchmark]: Witness Printer took 765.90ms. Allocated memory is still 237.0MB. Free memory was 104.7MB in the beginning and 103.9MB in the end (delta: 814.6kB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2023-11-06 22:48:38,850 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77ms. Allocated memory is still 144.7MB. Free memory is still 100.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3262.96ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 89.0MB in the beginning and 99.2MB in the end (delta: -10.2MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 210.67ms. Allocated memory is still 190.8MB. Free memory was 99.2MB in the beginning and 88.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.46ms. Allocated memory is still 190.8MB. Free memory was 88.4MB in the beginning and 81.2MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2440.90ms. Allocated memory is still 190.8MB. Free memory was 81.2MB in the beginning and 75.9MB in the end (delta: 5.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * TraceAbstraction took 5071.14ms. Allocated memory was 190.8MB in the beginning and 237.0MB in the end (delta: 46.1MB). Free memory was 75.9MB in the beginning and 104.7MB in the end (delta: -28.9MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Witness Printer took 765.90ms. Allocated memory is still 237.0MB. Free memory was 104.7MB in the beginning and 103.9MB in the end (delta: 814.6kB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] * 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, 196 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 3, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 160 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 160 mSDsluCounter, 1828 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1221 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 112 IncrementalHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 607 mSDtfsCounter, 112 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 300 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=0, InterpolantAutomatonStates: 14, 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, 72 LocationsWithAnnotation, 282 PreInvPairs, 294 NumberOfFragments, 156 HoareAnnotationTreeSize, 282 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 72 FomulaSimplificationsInter, 150 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 354 SizeOfPredicates, 3 NumberOfNonLiveVariables, 6788 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 309/309 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: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6783]: Loop Invariant Derived loop invariant: (2 <= queue) - InvariantResult [Line: 8518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8217]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-06 22:48:38,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0d99542-bacd-48d9-ae5b-db319303953f/bin/uautomizer-verify-WvqO1wxjHP/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