./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4f6b0946b0a89a116ff726555c6cefed548cb1a14624b724e860cd7ba9f3db57 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:54:30,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:54:30,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:54:30,949 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:54:30,950 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:54:30,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:54:30,977 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:54:30,978 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:54:30,979 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:54:30,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:54:30,980 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:54:30,981 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:54:30,981 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:54:30,982 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:54:30,983 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:54:30,983 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:54:30,984 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:54:30,985 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:54:30,985 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:54:30,986 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:54:30,987 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:54:30,988 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:54:30,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:54:30,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:54:30,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:54:30,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:54:30,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:54:30,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:54:30,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:54:30,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:54:30,993 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:54:30,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:54:30,995 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:54:30,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:30,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:54:30,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:54:30,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:54:30,997 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:54:30,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:54:30,997 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:54:30,997 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:54:30,998 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:54:30,998 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f6b0946b0a89a116ff726555c6cefed548cb1a14624b724e860cd7ba9f3db57 [2023-11-12 00:54:31,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:54:31,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:54:31,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:54:31,288 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:54:31,289 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:54:31,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness_negated.i [2023-11-12 00:54:34,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:54:34,985 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:54:34,987 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness_negated.i [2023-11-12 00:54:35,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/data/fb2cf0f83/0400bf770fec4735800bc1691e0a135e/FLAG1309fd40e [2023-11-12 00:54:35,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/data/fb2cf0f83/0400bf770fec4735800bc1691e0a135e [2023-11-12 00:54:35,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:54:35,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:54:35,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:35,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:54:35,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:54:35,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:35" (1/1) ... [2023-11-12 00:54:35,064 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a8a1c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:35, skipping insertion in model container [2023-11-12 00:54:35,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:35" (1/1) ... [2023-11-12 00:54:35,193 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:54:35,511 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_878a61b1-4284-46ab-9f7e-e27854e2664c/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness_negated.i[4484,4497] [2023-11-12 00:54:35,521 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_878a61b1-4284-46ab-9f7e-e27854e2664c/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness_negated.i[4544,4557] [2023-11-12 00:54:36,694 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,721 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,722 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,723 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,727 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,762 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,763 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,765 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,766 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,768 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,770 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,771 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:36,771 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,413 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,414 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,426 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,428 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,437 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,438 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,448 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,450 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,451 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,452 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,452 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,453 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,454 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,680 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 00:54:37,683 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 00:54:37,684 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 00:54:37,685 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 00:54:37,687 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 00:54:37,687 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 00:54:37,688 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 00:54:37,689 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 00:54:37,690 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 00:54:37,690 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 00:54:37,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:37,832 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:54:37,856 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_878a61b1-4284-46ab-9f7e-e27854e2664c/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness_negated.i[4484,4497] [2023-11-12 00:54:37,856 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_878a61b1-4284-46ab-9f7e-e27854e2664c/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness_negated.i[4544,4557] [2023-11-12 00:54:37,904 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,904 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,904 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,905 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,907 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,922 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,922 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,923 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,924 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,925 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,927 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,927 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:37,928 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,038 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,038 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,042 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,043 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,047 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,047 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,050 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,052 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,052 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,053 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,053 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,054 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,055 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:54:38,178 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 00:54:38,179 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 00:54:38,179 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 00:54:38,180 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 00:54:38,181 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 00:54:38,181 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 00:54:38,181 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 00:54:38,182 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 00:54:38,182 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 00:54:38,183 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 00:54:38,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:38,560 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,560 WARN L672 CHandler]: The function equals_fn is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,560 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,560 WARN L672 CHandler]: The function aws_last_error is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,560 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,560 WARN L672 CHandler]: The function aws_mem_acquire is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,561 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,561 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,561 WARN L672 CHandler]: The function aws_mem_release is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,561 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,561 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,561 WARN L672 CHandler]: The function aws_raise_error is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,561 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,561 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,562 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,562 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,562 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,562 WARN L672 CHandler]: The function aws_add_size_checked is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,562 WARN L672 CHandler]: The function aws_mul_size_checked is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,562 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,562 WARN L672 CHandler]: The function callback is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,562 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,563 WARN L672 CHandler]: The function aws_array_list_ensure_capacity is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:38,570 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:54:38,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38 WrapperNode [2023-11-12 00:54:38,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:38,574 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:38,575 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:54:38,575 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:54:38,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,811 INFO L138 Inliner]: procedures = 752, calls = 1437, calls flagged for inlining = 43, calls inlined = 4, statements flattened = 22 [2023-11-12 00:54:38,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:38,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:54:38,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:54:38,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:54:38,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:54:38,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:54:38,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:54:38,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:54:38,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (1/1) ... [2023-11-12 00:54:38,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:38,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:38,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:54:38,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:54:38,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:54:38,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:54:38,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:54:38,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:54:38,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:54:38,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:54:39,243 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:54:39,245 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:54:39,356 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:54:39,414 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:54:39,415 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:54:39,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:39 BoogieIcfgContainer [2023-11-12 00:54:39,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:54:39,421 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:54:39,422 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:54:39,426 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:54:39,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:54:35" (1/3) ... [2023-11-12 00:54:39,428 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150f2c43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:54:39, skipping insertion in model container [2023-11-12 00:54:39,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:38" (2/3) ... [2023-11-12 00:54:39,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150f2c43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:54:39, skipping insertion in model container [2023-11-12 00:54:39,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:39" (3/3) ... [2023-11-12 00:54:39,430 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_ptr_eq_harness_negated.i [2023-11-12 00:54:39,450 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:54:39,451 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:54:39,509 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:54:39,515 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1d00f3ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:54:39,515 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:54:39,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-12 00:54:39,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:54:39,529 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:54:39,529 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-12 00:54:39,530 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:54:39,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:54:39,538 INFO L85 PathProgramCache]: Analyzing trace with hash 52353807, now seen corresponding path program 1 times [2023-11-12 00:54:39,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:54:39,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378635613] [2023-11-12 00:54:39,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:54:39,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:54:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:54:39,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:54:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:54:39,892 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:54:39,894 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:54:39,895 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:54:39,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:54:39,903 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:54:39,908 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:54:39,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:54:39 BoogieIcfgContainer [2023-11-12 00:54:39,924 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:54:39,925 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:54:39,925 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:54:39,925 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:54:39,926 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:39" (3/4) ... [2023-11-12 00:54:39,927 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-12 00:54:39,960 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:54:39,960 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:54:39,962 INFO L158 Benchmark]: Toolchain (without parser) took 4908.79ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 93.0MB in the beginning and 72.4MB in the end (delta: 20.6MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2023-11-12 00:54:39,962 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 146.8MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:54:39,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3517.05ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 92.5MB in the beginning and 117.5MB in the end (delta: -24.9MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. [2023-11-12 00:54:39,963 INFO L158 Benchmark]: Boogie Procedure Inliner took 239.66ms. Allocated memory is still 188.7MB. Free memory was 117.5MB in the beginning and 111.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:54:39,965 INFO L158 Benchmark]: Boogie Preprocessor took 93.72ms. Allocated memory is still 188.7MB. Free memory was 111.2MB in the beginning and 109.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:54:39,965 INFO L158 Benchmark]: RCFGBuilder took 510.31ms. Allocated memory is still 188.7MB. Free memory was 109.1MB in the beginning and 92.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:54:39,966 INFO L158 Benchmark]: TraceAbstraction took 502.85ms. Allocated memory is still 188.7MB. Free memory was 91.3MB in the beginning and 74.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:54:39,966 INFO L158 Benchmark]: Witness Printer took 35.66ms. Allocated memory is still 188.7MB. Free memory was 74.5MB in the beginning and 72.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:54:39,970 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 146.8MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3517.05ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 92.5MB in the beginning and 117.5MB in the end (delta: -24.9MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 239.66ms. Allocated memory is still 188.7MB. Free memory was 117.5MB in the beginning and 111.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.72ms. Allocated memory is still 188.7MB. Free memory was 111.2MB in the beginning and 109.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 510.31ms. Allocated memory is still 188.7MB. Free memory was 109.1MB in the beginning and 92.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 502.85ms. Allocated memory is still 188.7MB. Free memory was 91.3MB in the beginning and 74.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 35.66ms. Allocated memory is still 188.7MB. Free memory was 74.5MB in the beginning and 72.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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 - CounterExampleResult [Line: 223]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L8620] CALL aws_ptr_eq_harness() [L8613] void *p1; [L8614] void *p2; [L8617] CALL, EXPR aws_ptr_eq(p1, p2) [L6804] return a == b; [L8617] RET, EXPR aws_ptr_eq(p1, p2) [L8616-L8617] _Bool rval = aws_ptr_eq(p1, p2); [L8618] CALL __VERIFIER_assert(!(rval == (p1 == p2))) VAL [\old(cond)=0] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0] [L223] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate proved your program to be incorrect! [2023-11-12 00:54:39,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_878a61b1-4284-46ab-9f7e-e27854e2664c/bin/utaipan-verify-NcY6lQBIFX/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE