./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_bytes_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_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/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_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_bytes_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/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_b37f7b0f-7f51-485c-b346-3041208d376d/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 4adfd749a14198c07863d56d9f5241c9778edf12ce129aa891ff24fae8fc0bd8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:46:32,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:46:32,762 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:46:32,767 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:46:32,767 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:46:32,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:46:32,793 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:46:32,794 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:46:32,795 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:46:32,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:46:32,796 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:46:32,797 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:46:32,797 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:46:32,798 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:46:32,798 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:46:32,799 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:46:32,800 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:46:32,800 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:46:32,801 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:46:32,801 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:46:32,802 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:46:32,803 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:46:32,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:46:32,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:46:32,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:46:32,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:46:32,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:46:32,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:46:32,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:46:32,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:46:32,807 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:46:32,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:46:32,808 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:46:32,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:32,809 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:46:32,810 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:46:32,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:46:32,810 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:46:32,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:46:32,811 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:46:32,812 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:46:32,812 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:46:32,813 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_b37f7b0f-7f51-485c-b346-3041208d376d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4adfd749a14198c07863d56d9f5241c9778edf12ce129aa891ff24fae8fc0bd8 [2023-11-12 00:46:33,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:46:33,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:46:33,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:46:33,148 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:46:33,148 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:46:33,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/aws-c-common/aws_string_bytes_harness_negated.i [2023-11-12 00:46:36,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:46:36,903 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:46:36,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/sv-benchmarks/c/aws-c-common/aws_string_bytes_harness_negated.i [2023-11-12 00:46:36,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/data/d6f7930a2/b7355abde92f401585660726e4192a3f/FLAG9ae17787c [2023-11-12 00:46:36,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/data/d6f7930a2/b7355abde92f401585660726e4192a3f [2023-11-12 00:46:36,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:46:36,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:46:36,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:36,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:46:36,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:46:36,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:36" (1/1) ... [2023-11-12 00:46:36,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc1b070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:36, skipping insertion in model container [2023-11-12 00:46:36,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:36" (1/1) ... [2023-11-12 00:46:37,141 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:46:37,484 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_b37f7b0f-7f51-485c-b346-3041208d376d/sv-benchmarks/c/aws-c-common/aws_string_bytes_harness_negated.i[4490,4503] [2023-11-12 00:46:37,496 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_b37f7b0f-7f51-485c-b346-3041208d376d/sv-benchmarks/c/aws-c-common/aws_string_bytes_harness_negated.i[4550,4563] [2023-11-12 00:46:38,449 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,450 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,451 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,453 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,457 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,471 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,472 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,474 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,475 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,477 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,478 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,479 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:38,480 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,055 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 00:46:39,060 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 00:46:39,063 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 00:46:39,065 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 00:46:39,069 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 00:46:39,070 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 00:46:39,071 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 00:46:39,072 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 00:46:39,074 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 00:46:39,075 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 00:46:39,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:39,408 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:46:39,436 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_b37f7b0f-7f51-485c-b346-3041208d376d/sv-benchmarks/c/aws-c-common/aws_string_bytes_harness_negated.i[4490,4503] [2023-11-12 00:46:39,438 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_b37f7b0f-7f51-485c-b346-3041208d376d/sv-benchmarks/c/aws-c-common/aws_string_bytes_harness_negated.i[4550,4563] [2023-11-12 00:46:39,535 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,539 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,539 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,541 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,542 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,570 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,570 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,572 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,573 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,574 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,575 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,576 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,576 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:46:39,619 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 00:46:39,620 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 00:46:39,621 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 00:46:39,622 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 00:46:39,624 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 00:46:39,624 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 00:46:39,625 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 00:46:39,626 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 00:46:39,626 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 00:46:39,627 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 00:46:39,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:39,828 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,828 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,829 WARN L672 CHandler]: The function aws_last_error is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,829 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,829 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,829 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,829 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,830 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,830 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,830 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,830 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,830 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,831 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,831 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,831 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,831 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,831 WARN L672 CHandler]: The function aws_array_list_ensure_capacity is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:46:39,840 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:46:39,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39 WrapperNode [2023-11-12 00:46:39,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:39,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:39,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:46:39,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:46:39,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:39,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:39,976 INFO L138 Inliner]: procedures = 678, calls = 973, calls flagged for inlining = 44, calls inlined = 6, statements flattened = 58 [2023-11-12 00:46:39,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:39,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:46:39,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:46:39,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:46:39,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:39,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:40,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:40,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:40,022 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:40,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:40,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:40,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:40,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:46:40,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:46:40,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:46:40,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:46:40,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (1/1) ... [2023-11-12 00:46:40,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:40,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:46:40,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:46:40,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:46:40,160 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-12 00:46:40,161 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-12 00:46:40,161 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-12 00:46:40,161 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-12 00:46:40,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:46:40,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:46:40,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:46:40,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:46:40,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:46:40,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:46:40,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:46:40,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:46:40,163 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-12 00:46:40,163 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-12 00:46:40,164 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2023-11-12 00:46:40,164 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2023-11-12 00:46:40,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:46:40,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:46:40,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:46:40,165 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-12 00:46:40,165 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-12 00:46:40,165 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-12 00:46:40,166 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-12 00:46:40,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:46:40,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:46:40,481 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:46:40,484 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:46:40,712 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:46:40,812 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:46:40,812 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:46:40,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:40 BoogieIcfgContainer [2023-11-12 00:46:40,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:46:40,819 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:46:40,820 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:46:40,824 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:46:40,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:46:36" (1/3) ... [2023-11-12 00:46:40,826 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4faca25c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:40, skipping insertion in model container [2023-11-12 00:46:40,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:39" (2/3) ... [2023-11-12 00:46:40,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4faca25c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:40, skipping insertion in model container [2023-11-12 00:46:40,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:40" (3/3) ... [2023-11-12 00:46:40,833 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_bytes_harness_negated.i [2023-11-12 00:46:40,852 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:46:40,853 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:46:40,910 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:46:40,927 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;@11214092, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:46:40,927 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:46:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-12 00:46:40,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:46:40,945 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:40,946 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2023-11-12 00:46:40,947 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:40,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:40,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1907023671, now seen corresponding path program 1 times [2023-11-12 00:46:40,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:46:40,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621245271] [2023-11-12 00:46:40,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:40,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:46:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:42,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:46:42,856 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:46:42,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621245271] [2023-11-12 00:46:42,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621245271] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:46:42,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1032771304] [2023-11-12 00:46:42,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:42,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:46:42,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:46:42,872 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:46:42,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:46:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:43,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-12 00:46:43,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:43,475 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:46:43,475 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:46:43,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1032771304] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:46:43,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 00:46:43,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 11 [2023-11-12 00:46:43,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7101742] [2023-11-12 00:46:43,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:46:43,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 00:46:43,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:46:43,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 00:46:43,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:46:43,538 INFO L87 Difference]: Start difference. First operand has 44 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 8 states, 5 states have (on average 3.6) internal successors, (18), 7 states have internal predecessors, (18), 4 states have call successors, (9), 2 states have call predecessors, (9), 4 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-11-12 00:46:43,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:46:43,685 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2023-11-12 00:46:43,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-12 00:46:43,689 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 5 states have (on average 3.6) internal successors, (18), 7 states have internal predecessors, (18), 4 states have call successors, (9), 2 states have call predecessors, (9), 4 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 36 [2023-11-12 00:46:43,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:46:43,696 INFO L225 Difference]: With dead ends: 46 [2023-11-12 00:46:43,696 INFO L226 Difference]: Without dead ends: 0 [2023-11-12 00:46:43,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2023-11-12 00:46:43,707 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 3 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:46:43,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 40 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:46:43,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-12 00:46:43,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-12 00:46:43,746 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) [2023-11-12 00:46:43,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-12 00:46:43,747 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2023-11-12 00:46:43,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:46:43,748 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 00:46:43,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 5 states have (on average 3.6) internal successors, (18), 7 states have internal predecessors, (18), 4 states have call successors, (9), 2 states have call predecessors, (9), 4 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-11-12 00:46:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-12 00:46:43,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:46:43,752 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:46:43,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:46:43,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:46:43,963 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-12 00:46:44,004 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6914 6919) the Hoare annotation is: true [2023-11-12 00:46:44,005 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6914 6919) no Hoare annotation was computed. [2023-11-12 00:46:44,005 INFO L899 garLoopResultBuilder]: For program point L6915-1(lines 6915 6917) no Hoare annotation was computed. [2023-11-12 00:46:44,005 INFO L895 garLoopResultBuilder]: At program point L6915(lines 6915 6917) the Hoare annotation is: (= |bounded_malloc_#in~size| bounded_malloc_~size) [2023-11-12 00:46:44,005 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-12 00:46:44,006 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-12 00:46:44,006 INFO L902 garLoopResultBuilder]: At program point L6282(line 6282) the Hoare annotation is: true [2023-11-12 00:46:44,006 INFO L899 garLoopResultBuilder]: For program point aws_string_bytesEXIT(lines 6280 6284) no Hoare annotation was computed. [2023-11-12 00:46:44,006 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6280 6284) the Hoare annotation is: true [2023-11-12 00:46:44,006 INFO L902 garLoopResultBuilder]: At program point L6282-1(line 6282) the Hoare annotation is: true [2023-11-12 00:46:44,007 INFO L899 garLoopResultBuilder]: For program point L6282-2(line 6282) no Hoare annotation was computed. [2023-11-12 00:46:44,007 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-12 00:46:44,007 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-12 00:46:44,007 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6921 6923) the Hoare annotation is: true [2023-11-12 00:46:44,007 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6921 6923) no Hoare annotation was computed. [2023-11-12 00:46:44,008 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6290 6295) the Hoare annotation is: true [2023-11-12 00:46:44,008 INFO L899 garLoopResultBuilder]: For program point aws_string_is_validEXIT(lines 6290 6295) no Hoare annotation was computed. [2023-11-12 00:46:44,008 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2023-11-12 00:46:44,008 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 266) the Hoare annotation is: true [2023-11-12 00:46:44,008 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-12 00:46:44,009 INFO L895 garLoopResultBuilder]: At program point L6842(line 6842) the Hoare annotation is: false [2023-11-12 00:46:44,009 INFO L899 garLoopResultBuilder]: For program point L6842-3(line 6842) no Hoare annotation was computed. [2023-11-12 00:46:44,009 INFO L895 garLoopResultBuilder]: At program point L6842-2(line 6842) the Hoare annotation is: false [2023-11-12 00:46:44,009 INFO L899 garLoopResultBuilder]: For program point L6842-1(lines 6842 6843) no Hoare annotation was computed. [2023-11-12 00:46:44,009 INFO L895 garLoopResultBuilder]: At program point L6834(line 6834) the Hoare annotation is: (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_~max_size#1| 1234549) [2023-11-12 00:46:44,010 INFO L899 garLoopResultBuilder]: For program point L6842-5(lines 6842 6843) no Hoare annotation was computed. [2023-11-12 00:46:44,010 INFO L899 garLoopResultBuilder]: For program point L7249-2(line 7249) no Hoare annotation was computed. [2023-11-12 00:46:44,010 INFO L895 garLoopResultBuilder]: At program point L7249-1(line 7249) the Hoare annotation is: false [2023-11-12 00:46:44,010 INFO L899 garLoopResultBuilder]: For program point L6834-1(line 6834) no Hoare annotation was computed. [2023-11-12 00:46:44,010 INFO L895 garLoopResultBuilder]: At program point L7249(line 7249) the Hoare annotation is: false [2023-11-12 00:46:44,011 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-12 00:46:44,011 INFO L899 garLoopResultBuilder]: For program point L6839-1(line 6839) no Hoare annotation was computed. [2023-11-12 00:46:44,011 INFO L895 garLoopResultBuilder]: At program point L6839(line 6839) the Hoare annotation is: (and (<= 0 (+ (* 18446744073709551616 (div (+ (* (- 1) |ULTIMATE.start_ensure_string_is_allocated_bounded_length_~len~1#1|) 1234548) 18446744073709551616)) |ULTIMATE.start_ensure_string_is_allocated_bounded_length_~len~1#1|)) (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_~max_size#1| 1234549) (<= 0 (+ |ULTIMATE.start_ensure_string_is_allocated_~len#1| (* 18446744073709551616 (div (+ 1234548 (* (- 1) |ULTIMATE.start_ensure_string_is_allocated_~len#1|)) 18446744073709551616))))) [2023-11-12 00:46:44,011 INFO L895 garLoopResultBuilder]: At program point L7250(line 7250) the Hoare annotation is: false [2023-11-12 00:46:44,012 INFO L899 garLoopResultBuilder]: For program point L6833-1(line 6833) no Hoare annotation was computed. [2023-11-12 00:46:44,012 INFO L899 garLoopResultBuilder]: For program point L7250-2(line 7250) no Hoare annotation was computed. [2023-11-12 00:46:44,012 INFO L895 garLoopResultBuilder]: At program point L6833(line 6833) the Hoare annotation is: (= |ULTIMATE.start_ensure_string_is_allocated_bounded_length_~max_size#1| 1234549) [2023-11-12 00:46:44,012 INFO L895 garLoopResultBuilder]: At program point L7250-1(line 7250) the Hoare annotation is: false [2023-11-12 00:46:44,013 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-12 00:46:44,013 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-12 00:46:44,013 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-12 00:46:44,013 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-12 00:46:44,013 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-12 00:46:44,014 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-12 00:46:44,017 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:46:44,020 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:46:44,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:46:44 BoogieIcfgContainer [2023-11-12 00:46:44,025 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:46:44,026 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:46:44,026 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:46:44,027 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:46:44,028 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:40" (3/4) ... [2023-11-12 00:46:44,031 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:46:44,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-12 00:46:44,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-12 00:46:44,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-12 00:46:44,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_bytes [2023-11-12 00:46:44,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-12 00:46:44,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-12 00:46:44,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-12 00:46:44,036 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2023-11-12 00:46:44,044 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2023-11-12 00:46:44,044 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-12 00:46:44,045 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:46:44,045 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:46:44,160 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:46:44,161 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/bin/utaipan-verify-NcY6lQBIFX/witness.yml [2023-11-12 00:46:44,161 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:46:44,162 INFO L158 Benchmark]: Toolchain (without parser) took 7174.67ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 120.5MB in the beginning and 108.4MB in the end (delta: 12.1MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2023-11-12 00:46:44,162 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:46:44,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2849.89ms. Allocated memory is still 155.2MB. Free memory was 120.1MB in the beginning and 100.6MB in the end (delta: 19.5MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2023-11-12 00:46:44,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.45ms. Allocated memory is still 155.2MB. Free memory was 100.6MB in the beginning and 95.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:46:44,163 INFO L158 Benchmark]: Boogie Preprocessor took 85.91ms. Allocated memory is still 155.2MB. Free memory was 95.5MB in the beginning and 93.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:46:44,163 INFO L158 Benchmark]: RCFGBuilder took 752.13ms. Allocated memory is still 155.2MB. Free memory was 92.2MB in the beginning and 65.9MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-12 00:46:44,164 INFO L158 Benchmark]: TraceAbstraction took 3206.40ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 65.0MB in the beginning and 113.6MB in the end (delta: -48.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:46:44,164 INFO L158 Benchmark]: Witness Printer took 134.86ms. Allocated memory is still 190.8MB. Free memory was 113.6MB in the beginning and 108.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:46:44,167 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2849.89ms. Allocated memory is still 155.2MB. Free memory was 120.1MB in the beginning and 100.6MB in the end (delta: 19.5MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.45ms. Allocated memory is still 155.2MB. Free memory was 100.6MB in the beginning and 95.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.91ms. Allocated memory is still 155.2MB. Free memory was 95.5MB in the beginning and 93.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 752.13ms. Allocated memory is still 155.2MB. Free memory was 92.2MB in the beginning and 65.9MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3206.40ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 65.0MB in the beginning and 113.6MB in the end (delta: -48.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 134.86ms. Allocated memory is still 190.8MB. Free memory was 113.6MB in the beginning and 108.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. 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 - 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 9 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 1, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 33 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44 IncrementalHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 mSDtfsCounter, 44 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 24 PreInvPairs, 24 NumberOfFragments, 55 HoareAnnotationTreeSize, 24 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 208 SizeOfPredicates, 8 NumberOfNonLiveVariables, 232 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 10/12 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 RESULT: Ultimate proved your program to be correct! [2023-11-12 00:46:44,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37f7b0f-7f51-485c-b346-3041208d376d/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 Result: TRUE