./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1ac45a6f13e6bffedb639d303e95ef4d12f394ab85b2060e947bd422bfc917dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:53:56,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:53:56,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:53:56,706 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:53:56,707 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:53:56,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:53:56,753 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:53:56,754 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:53:56,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:53:56,762 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:53:56,763 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:53:56,764 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:53:56,764 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:53:56,766 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:53:56,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:53:56,767 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:53:56,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:53:56,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:53:56,769 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:53:56,769 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:53:56,770 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:53:56,770 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:53:56,771 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:53:56,772 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:53:56,772 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:53:56,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:53:56,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:53:56,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:53:56,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:53:56,775 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:53:56,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:53:56,776 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:53:56,777 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:53:56,777 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:53:56,777 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:53:56,777 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:53:56,778 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac45a6f13e6bffedb639d303e95ef4d12f394ab85b2060e947bd422bfc917dd [2023-11-06 22:53:57,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:53:57,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:53:57,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:53:57,090 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:53:57,090 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:53:57,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness_negated.i [2023-11-06 22:54:00,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:54:01,071 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:54:01,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness_negated.i [2023-11-06 22:54:01,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/data/b1d5fbd89/985fcc6d31cc4460bb26e9afe8b8ab64/FLAG861dd4048 [2023-11-06 22:54:01,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/data/b1d5fbd89/985fcc6d31cc4460bb26e9afe8b8ab64 [2023-11-06 22:54:01,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:54:01,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:54:01,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:01,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:54:01,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:54:01,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:01" (1/1) ... [2023-11-06 22:54:01,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38fd6798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:01, skipping insertion in model container [2023-11-06 22:54:01,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:01" (1/1) ... [2023-11-06 22:54:01,327 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:54:01,717 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_77e5d687-c8b7-46fe-b869-9f3fa96364ed/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness_negated.i[4501,4514] [2023-11-06 22:54:01,730 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_77e5d687-c8b7-46fe-b869-9f3fa96364ed/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness_negated.i[4561,4574] [2023-11-06 22:54:03,117 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:03,118 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:03,119 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:03,120 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:03,122 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:03,148 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:03,149 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:03,152 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:03,153 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:03,927 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 22:54:03,929 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 22:54:03,931 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 22:54:03,932 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 22:54:03,934 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 22:54:03,936 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 22:54:03,976 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 22:54:03,977 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 22:54:03,978 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 22:54:03,979 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 22:54:04,497 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,506 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:04,774 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:54:04,802 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_77e5d687-c8b7-46fe-b869-9f3fa96364ed/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness_negated.i[4501,4514] [2023-11-06 22:54:04,803 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_77e5d687-c8b7-46fe-b869-9f3fa96364ed/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness_negated.i[4561,4574] [2023-11-06 22:54:04,859 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,861 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,861 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,862 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,863 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,873 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,874 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,875 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,876 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:04,920 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-06 22:54:04,922 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-06 22:54:04,923 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-06 22:54:04,924 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-06 22:54:04,925 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-06 22:54:04,926 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-06 22:54:04,926 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-06 22:54:04,927 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-06 22:54:04,928 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-06 22:54:04,929 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-06 22:54:05,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8253] [2023-11-06 22:54:05,041 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:05,042 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-06 22:54:05,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8739-8750] [2023-11-06 22:54:05,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:05,549 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,549 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,550 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,550 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,550 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,550 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,551 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,551 WARN L672 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,551 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,551 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,551 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,552 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,552 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,552 WARN L672 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,552 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,552 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,553 WARN L672 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,553 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,553 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,553 WARN L672 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:05,561 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:54:05,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05 WrapperNode [2023-11-06 22:54:05,562 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:05,563 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:05,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:54:05,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:54:05,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,795 INFO L138 Inliner]: procedures = 692, calls = 2790, calls flagged for inlining = 59, calls inlined = 7, statements flattened = 832 [2023-11-06 22:54:05,796 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:05,797 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:54:05,797 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:54:05,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:54:05,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,818 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,859 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,872 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,878 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:54:05,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:54:05,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:54:05,892 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:54:05,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (1/1) ... [2023-11-06 22:54:05,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:54:05,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:54:05,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:54:05,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:54:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-06 22:54:05,996 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-06 22:54:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-06 22:54:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-06 22:54:05,998 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-06 22:54:05,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-06 22:54:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:54:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-06 22:54:05,999 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-06 22:54:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:54:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-06 22:54:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-06 22:54:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:54:06,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:54:06,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:54:06,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:54:06,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:54:06,003 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-06 22:54:06,003 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-06 22:54:06,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 22:54:06,003 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2023-11-06 22:54:06,003 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2023-11-06 22:54:06,003 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:54:06,004 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:54:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:54:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:54:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:54:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-06 22:54:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-06 22:54:06,006 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-06 22:54:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-06 22:54:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:54:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:54:06,355 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:54:06,358 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:54:08,125 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:54:08,133 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:54:08,134 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:54:08,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:08 BoogieIcfgContainer [2023-11-06 22:54:08,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:54:08,140 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:54:08,140 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:54:08,144 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:54:08,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:54:01" (1/3) ... [2023-11-06 22:54:08,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1318f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:54:08, skipping insertion in model container [2023-11-06 22:54:08,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:05" (2/3) ... [2023-11-06 22:54:08,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1318f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:54:08, skipping insertion in model container [2023-11-06 22:54:08,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:08" (3/3) ... [2023-11-06 22:54:08,148 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_string_harness_negated.i [2023-11-06 22:54:08,170 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:54:08,170 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:54:08,237 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:54:08,247 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@14ad810a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:54:08,248 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:54:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 67 states have (on average 1.1791044776119404) internal successors, (79), 68 states have internal predecessors, (79), 25 states have call successors, (25), 10 states have call predecessors, (25), 10 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 22:54:08,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-06 22:54:08,271 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:54:08,272 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:08,272 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:54:08,280 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:08,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1122645662, now seen corresponding path program 1 times [2023-11-06 22:54:08,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:08,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759394327] [2023-11-06 22:54:08,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:08,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:54:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:54:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:54:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:54:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:54:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:54:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:54:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:54:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:54:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:54:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-06 22:54:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:54:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-06 22:54:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-06 22:54:09,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:09,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759394327] [2023-11-06 22:54:09,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759394327] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:09,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:09,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:54:09,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800973714] [2023-11-06 22:54:09,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:09,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:54:09,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:09,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:54:09,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:54:09,639 INFO L87 Difference]: Start difference. First operand has 104 states, 67 states have (on average 1.1791044776119404) internal successors, (79), 68 states have internal predecessors, (79), 25 states have call successors, (25), 10 states have call predecessors, (25), 10 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:54:10,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:54:10,058 INFO L93 Difference]: Finished difference Result 201 states and 264 transitions. [2023-11-06 22:54:10,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:54:10,061 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 85 [2023-11-06 22:54:10,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:54:10,075 INFO L225 Difference]: With dead ends: 201 [2023-11-06 22:54:10,076 INFO L226 Difference]: Without dead ends: 98 [2023-11-06 22:54:10,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:54:10,084 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 94 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:54:10,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 101 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:54:10,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-06 22:54:10,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2023-11-06 22:54:10,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 62 states have (on average 1.1451612903225807) internal successors, (71), 63 states have internal predecessors, (71), 25 states have call successors, (25), 10 states have call predecessors, (25), 10 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:54:10,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 120 transitions. [2023-11-06 22:54:10,140 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 120 transitions. Word has length 85 [2023-11-06 22:54:10,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:54:10,142 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 120 transitions. [2023-11-06 22:54:10,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:54:10,143 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2023-11-06 22:54:10,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-06 22:54:10,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:54:10,148 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:10,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:54:10,149 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:54:10,149 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:10,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1334345696, now seen corresponding path program 1 times [2023-11-06 22:54:10,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:10,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969117828] [2023-11-06 22:54:10,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:10,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:54:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:54:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:54:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:54:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:54:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:54:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:54:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:54:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:54:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:54:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-06 22:54:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:54:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-06 22:54:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:11,441 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-06 22:54:11,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:11,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969117828] [2023-11-06 22:54:11,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969117828] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:11,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:11,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:54:11,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84043924] [2023-11-06 22:54:11,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:11,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:54:11,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:11,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:54:11,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:54:11,446 INFO L87 Difference]: Start difference. First operand 98 states and 120 transitions. Second operand has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:54:11,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:54:11,985 INFO L93 Difference]: Finished difference Result 155 states and 190 transitions. [2023-11-06 22:54:11,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:54:11,986 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 85 [2023-11-06 22:54:11,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:54:11,993 INFO L225 Difference]: With dead ends: 155 [2023-11-06 22:54:11,994 INFO L226 Difference]: Without dead ends: 101 [2023-11-06 22:54:11,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:54:12,004 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 110 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 276 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:54:12,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 230 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 276 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:54:12,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-06 22:54:12,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2023-11-06 22:54:12,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 64 states have (on average 1.140625) internal successors, (73), 66 states have internal predecessors, (73), 25 states have call successors, (25), 10 states have call predecessors, (25), 11 states have return successors, (25), 24 states have call predecessors, (25), 24 states have call successors, (25) [2023-11-06 22:54:12,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 123 transitions. [2023-11-06 22:54:12,042 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 123 transitions. Word has length 85 [2023-11-06 22:54:12,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:54:12,045 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 123 transitions. [2023-11-06 22:54:12,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:54:12,045 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 123 transitions. [2023-11-06 22:54:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-06 22:54:12,054 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:54:12,055 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:12,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:54:12,056 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:54:12,056 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:12,056 INFO L85 PathProgramCache]: Analyzing trace with hash 50703397, now seen corresponding path program 1 times [2023-11-06 22:54:12,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:12,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69617856] [2023-11-06 22:54:12,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:12,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:14,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:54:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:54:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:54:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:54:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:54:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:54:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:54:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:54:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:54:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:54:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-06 22:54:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:54:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-06 22:54:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-06 22:54:15,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:15,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69617856] [2023-11-06 22:54:15,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69617856] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:54:15,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772672938] [2023-11-06 22:54:15,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:15,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:54:15,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:54:15,767 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:54:15,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:54:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:16,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 2636 conjuncts, 107 conjunts are in the unsatisfiable core [2023-11-06 22:54:16,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:54:16,885 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 43 [2023-11-06 22:54:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:54:16,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:54:16,901 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 86 [2023-11-06 22:54:16,929 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 22:54:22,775 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:54:22,776 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 250 treesize of output 224 [2023-11-06 22:54:22,902 INFO L322 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-11-06 22:54:22,905 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 107 treesize of output 93 [2023-11-06 22:54:23,114 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:54:24,107 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 22:54:24,108 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:54:26,012 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 47 [2023-11-06 22:54:26,061 INFO L322 Elim1Store]: treesize reduction 14, result has 76.7 percent of original size [2023-11-06 22:54:26,062 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 110 [2023-11-06 22:54:26,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:54:26,116 INFO L322 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2023-11-06 22:54:26,116 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 32 [2023-11-06 22:54:26,137 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:54:26,137 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 39 [2023-11-06 22:54:26,800 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-06 22:54:26,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1772672938] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:54:26,801 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:54:26,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 26, 20] total 51 [2023-11-06 22:54:26,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976275364] [2023-11-06 22:54:26,801 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:54:26,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2023-11-06 22:54:26,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:26,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2023-11-06 22:54:26,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=2393, Unknown=0, NotChecked=0, Total=2550 [2023-11-06 22:54:26,811 INFO L87 Difference]: Start difference. First operand 101 states and 123 transitions. Second operand has 51 states, 44 states have (on average 2.3181818181818183) internal successors, (102), 39 states have internal predecessors, (102), 17 states have call successors, (34), 7 states have call predecessors, (34), 13 states have return successors, (35), 20 states have call predecessors, (35), 16 states have call successors, (35) [2023-11-06 22:54:29,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:54:29,831 INFO L93 Difference]: Finished difference Result 108 states and 128 transitions. [2023-11-06 22:54:29,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-06 22:54:29,834 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 44 states have (on average 2.3181818181818183) internal successors, (102), 39 states have internal predecessors, (102), 17 states have call successors, (34), 7 states have call predecessors, (34), 13 states have return successors, (35), 20 states have call predecessors, (35), 16 states have call successors, (35) Word has length 87 [2023-11-06 22:54:29,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:54:29,835 INFO L225 Difference]: With dead ends: 108 [2023-11-06 22:54:29,835 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:54:29,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 153 SyntacticMatches, 5 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=256, Invalid=3650, Unknown=0, NotChecked=0, Total=3906 [2023-11-06 22:54:29,838 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 49 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:54:29,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 357 Invalid, 684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-06 22:54:29,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:54:29,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:54:29,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:54:29,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:54:29,840 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2023-11-06 22:54:29,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:54:29,840 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:54:29,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 44 states have (on average 2.3181818181818183) internal successors, (102), 39 states have internal predecessors, (102), 17 states have call successors, (34), 7 states have call predecessors, (34), 13 states have return successors, (35), 20 states have call predecessors, (35), 16 states have call successors, (35) [2023-11-06 22:54:29,841 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:54:29,841 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:54:29,844 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:54:29,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:54:30,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-06 22:54:30,071 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:54:30,304 INFO L899 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthEXIT(lines 6800 6804) no Hoare annotation was computed. [2023-11-06 22:54:30,304 INFO L895 garLoopResultBuilder]: At program point L6810(line 6810) the Hoare annotation is: (and (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 16 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (not (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| 0)) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 16)) (<= (+ 18410715276689353099 |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) (* 18446744073709551616 (div (+ 18446744073708317066 |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) 18446744073709551616)))) [2023-11-06 22:54:30,304 INFO L899 garLoopResultBuilder]: For program point L6807-1(line 6807) no Hoare annotation was computed. [2023-11-06 22:54:30,305 INFO L895 garLoopResultBuilder]: At program point ensure_string_is_allocated_returnLabel#1(lines 6806 6816) the Hoare annotation is: (and (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 16 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (not (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| 0)) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (not (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.base| 0)) (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 16)) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| 0) (<= (+ 18410715276689353099 |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) (* 18446744073709551616 (div (+ 18446744073708317066 |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) 18446744073709551616))) (exists ((v_DerPreprocessor_4 Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (v_DerPreprocessor_1 Int)) (let ((.cse1 (select |#memory_int| |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.base|))) (let ((.cse3 (select (store (store (store .cse1 v_DerPreprocessor_1 v_DerPreprocessor_3) 8 v_DerPreprocessor_4) v_DerPreprocessor_2 0) 8))) (let ((.cse0 (mod .cse3 18446744073709551616))) (let ((.cse2 (+ .cse0 16))) (and (= .cse0 (+ 18446744073709551600 v_DerPreprocessor_2)) (= (select .cse1 .cse2) 0) (<= (+ .cse3 18410715276689353099) (* 18446744073709551616 (div (+ .cse3 18446744073708317066) 18446744073709551616))) (= (select .cse1 8) .cse3) (= .cse2 v_DerPreprocessor_1)))))))) [2023-11-06 22:54:30,305 INFO L895 garLoopResultBuilder]: At program point L6807(line 6807) the Hoare annotation is: (let ((.cse0 (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 16)))) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 16 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (or (< 0 (+ (div |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| 18446744073709551616) (div (+ (* (- 1) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) 15) 18446744073709551616) 1)) .cse0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (< 0 (+ (div |ensure_string_is_allocated_bounded_length_~len~1#1| 18446744073709551616) (div (+ 15 (* (- 1) |ensure_string_is_allocated_bounded_length_~len~1#1|)) 18446744073709551616) 1)) .cse0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 22:54:30,305 INFO L899 garLoopResultBuilder]: For program point L6810-3(line 6810) no Hoare annotation was computed. [2023-11-06 22:54:30,306 INFO L895 garLoopResultBuilder]: At program point L6810-2(line 6810) the Hoare annotation is: (and (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 16 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (not (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| 0)) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 16)) (<= (+ 18410715276689353099 |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) (* 18446744073709551616 (div (+ 18446744073708317066 |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) 18446744073709551616)))) [2023-11-06 22:54:30,306 INFO L899 garLoopResultBuilder]: For program point L6810-1(lines 6810 6811) no Hoare annotation was computed. [2023-11-06 22:54:30,306 INFO L895 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 16 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-11-06 22:54:30,306 INFO L899 garLoopResultBuilder]: For program point L6810-5(lines 6810 6811) no Hoare annotation was computed. [2023-11-06 22:54:30,306 INFO L899 garLoopResultBuilder]: For program point L6801-1(line 6801) no Hoare annotation was computed. [2023-11-06 22:54:30,307 INFO L895 garLoopResultBuilder]: At program point L6801(line 6801) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 16 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-11-06 22:54:30,307 INFO L899 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2023-11-06 22:54:30,307 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6800 6804) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2023-11-06 22:54:30,307 INFO L899 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthFINAL(lines 6800 6804) no Hoare annotation was computed. [2023-11-06 22:54:30,307 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2023-11-06 22:54:30,307 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6882 6887) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-06 22:54:30,307 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2023-11-06 22:54:30,308 INFO L899 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2023-11-06 22:54:30,308 INFO L895 garLoopResultBuilder]: At program point L6883(lines 6883 6885) the Hoare annotation is: (and (= |bounded_malloc_#in~size| bounded_malloc_~size) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-06 22:54:30,308 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2023-11-06 22:54:30,308 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-06 22:54:30,308 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-06 22:54:30,308 INFO L899 garLoopResultBuilder]: For program point aws_string_bytesEXIT(lines 6242 6246) no Hoare annotation was computed. [2023-11-06 22:54:30,308 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6242 6246) the Hoare annotation is: true [2023-11-06 22:54:30,308 INFO L899 garLoopResultBuilder]: For program point aws_string_bytesFINAL(lines 6242 6246) no Hoare annotation was computed. [2023-11-06 22:54:30,309 INFO L902 garLoopResultBuilder]: At program point L6244-1(line 6244) the Hoare annotation is: true [2023-11-06 22:54:30,309 INFO L899 garLoopResultBuilder]: For program point L6244-2(line 6244) no Hoare annotation was computed. [2023-11-06 22:54:30,309 INFO L902 garLoopResultBuilder]: At program point L6244(line 6244) the Hoare annotation is: true [2023-11-06 22:54:30,309 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-06 22:54:30,309 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-06 22:54:30,309 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-06 22:54:30,309 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-06 22:54:30,309 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6889 6891) no Hoare annotation was computed. [2023-11-06 22:54:30,310 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6889 6891) the Hoare annotation is: true [2023-11-06 22:54:30,310 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6889 6891) no Hoare annotation was computed. [2023-11-06 22:54:30,310 INFO L899 garLoopResultBuilder]: For program point L6256-2(line 6256) no Hoare annotation was computed. [2023-11-06 22:54:30,310 INFO L899 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2023-11-06 22:54:30,310 INFO L899 garLoopResultBuilder]: For program point L6256-5(line 6256) no Hoare annotation was computed. [2023-11-06 22:54:30,310 INFO L899 garLoopResultBuilder]: For program point aws_string_is_validFINAL(lines 6252 6257) no Hoare annotation was computed. [2023-11-06 22:54:30,310 INFO L899 garLoopResultBuilder]: For program point L6256-3(line 6256) no Hoare annotation was computed. [2023-11-06 22:54:30,310 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6252 6257) the Hoare annotation is: true [2023-11-06 22:54:30,311 INFO L899 garLoopResultBuilder]: For program point aws_string_is_validEXIT(lines 6252 6257) no Hoare annotation was computed. [2023-11-06 22:54:30,311 INFO L899 garLoopResultBuilder]: For program point L7371(line 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,311 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7368 7372) the Hoare annotation is: true [2023-11-06 22:54:30,311 INFO L899 garLoopResultBuilder]: For program point L7371-5(line 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,311 INFO L899 garLoopResultBuilder]: For program point L7371-4(line 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,311 INFO L899 garLoopResultBuilder]: For program point L7371-2(line 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,311 INFO L899 garLoopResultBuilder]: For program point L7371-8(line 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,311 INFO L899 garLoopResultBuilder]: For program point L7371-6(line 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,312 INFO L899 garLoopResultBuilder]: For program point aws_byte_cursor_is_validEXIT(lines 7368 7372) no Hoare annotation was computed. [2023-11-06 22:54:30,312 INFO L899 garLoopResultBuilder]: For program point L7371-11(line 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,312 INFO L899 garLoopResultBuilder]: For program point L7371-10(line 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,312 INFO L899 garLoopResultBuilder]: For program point L7370(lines 7370 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,312 INFO L899 garLoopResultBuilder]: For program point L7370-2(lines 7370 7371) no Hoare annotation was computed. [2023-11-06 22:54:30,312 INFO L899 garLoopResultBuilder]: For program point aws_byte_cursor_is_validFINAL(lines 7368 7372) no Hoare annotation was computed. [2023-11-06 22:54:30,312 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2023-11-06 22:54:30,312 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2023-11-06 22:54:30,313 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 266) the Hoare annotation is: true [2023-11-06 22:54:30,313 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:54:30,313 INFO L899 garLoopResultBuilder]: For program point L7106-1(line 7106) no Hoare annotation was computed. [2023-11-06 22:54:30,313 INFO L899 garLoopResultBuilder]: For program point L9538-1(line 9538) no Hoare annotation was computed. [2023-11-06 22:54:30,313 INFO L899 garLoopResultBuilder]: For program point L7100-1(lines 7099 7112) no Hoare annotation was computed. [2023-11-06 22:54:30,313 INFO L895 garLoopResultBuilder]: At program point L7100(line 7100) the Hoare annotation is: false [2023-11-06 22:54:30,313 INFO L899 garLoopResultBuilder]: For program point L9518-1(line 9518) no Hoare annotation was computed. [2023-11-06 22:54:30,313 INFO L899 garLoopResultBuilder]: For program point L8240-2(line 8240) no Hoare annotation was computed. [2023-11-06 22:54:30,313 INFO L895 garLoopResultBuilder]: At program point L8240-1(line 8240) the Hoare annotation is: false [2023-11-06 22:54:30,314 INFO L895 garLoopResultBuilder]: At program point L8240(line 8240) the Hoare annotation is: false [2023-11-06 22:54:30,314 INFO L899 garLoopResultBuilder]: For program point L8236-1(line 8236) no Hoare annotation was computed. [2023-11-06 22:54:30,314 INFO L895 garLoopResultBuilder]: At program point L8236(line 8236) the Hoare annotation is: false [2023-11-06 22:54:30,314 INFO L895 garLoopResultBuilder]: At program point L9518(line 9518) the Hoare annotation is: false [2023-11-06 22:54:30,314 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:54:30,314 INFO L895 garLoopResultBuilder]: At program point L9541(line 9541) the Hoare annotation is: false [2023-11-06 22:54:30,314 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(line 9546) the Hoare annotation is: true [2023-11-06 22:54:30,314 INFO L895 garLoopResultBuilder]: At program point L9541-1(line 9541) the Hoare annotation is: false [2023-11-06 22:54:30,315 INFO L899 garLoopResultBuilder]: For program point L9541-2(line 9541) no Hoare annotation was computed. [2023-11-06 22:54:30,315 INFO L899 garLoopResultBuilder]: For program point L7107-1(lines 7107 7109) no Hoare annotation was computed. [2023-11-06 22:54:30,315 INFO L895 garLoopResultBuilder]: At program point L7107(lines 7107 7109) the Hoare annotation is: false [2023-11-06 22:54:30,315 INFO L895 garLoopResultBuilder]: At program point L9543(line 9543) the Hoare annotation is: false [2023-11-06 22:54:30,315 INFO L899 garLoopResultBuilder]: For program point L9543-1(line 9543) no Hoare annotation was computed. [2023-11-06 22:54:30,325 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:54:30,325 INFO L899 garLoopResultBuilder]: For program point L9537(lines 9537 9545) no Hoare annotation was computed. [2023-11-06 22:54:30,325 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:54:30,325 INFO L899 garLoopResultBuilder]: For program point L7099(lines 7099 7112) no Hoare annotation was computed. [2023-11-06 22:54:30,326 INFO L895 garLoopResultBuilder]: At program point aws_byte_cursor_from_array_returnLabel#1(lines 8235 8242) the Hoare annotation is: false [2023-11-06 22:54:30,326 INFO L895 garLoopResultBuilder]: At program point L9517(line 9517) the Hoare annotation is: false [2023-11-06 22:54:30,326 INFO L895 garLoopResultBuilder]: At program point L9517-1(line 9517) the Hoare annotation is: false [2023-11-06 22:54:30,328 INFO L899 garLoopResultBuilder]: For program point L9517-2(line 9517) no Hoare annotation was computed. [2023-11-06 22:54:30,328 INFO L899 garLoopResultBuilder]: For program point L9542-1(line 9542) no Hoare annotation was computed. [2023-11-06 22:54:30,328 INFO L895 garLoopResultBuilder]: At program point L7110(line 7110) the Hoare annotation is: false [2023-11-06 22:54:30,329 INFO L895 garLoopResultBuilder]: At program point L9540(line 9540) the Hoare annotation is: false [2023-11-06 22:54:30,329 INFO L895 garLoopResultBuilder]: At program point L9540-1(line 9540) the Hoare annotation is: false [2023-11-06 22:54:30,329 INFO L902 garLoopResultBuilder]: At program point L9538(line 9538) the Hoare annotation is: true [2023-11-06 22:54:30,329 INFO L899 garLoopResultBuilder]: For program point L9540-2(line 9540) no Hoare annotation was computed. [2023-11-06 22:54:30,329 INFO L895 garLoopResultBuilder]: At program point L7106(line 7106) the Hoare annotation is: false [2023-11-06 22:54:30,329 INFO L895 garLoopResultBuilder]: At program point aws_byte_cursor_from_string_returnLabel#1(lines 9516 9519) the Hoare annotation is: false [2023-11-06 22:54:30,329 INFO L895 garLoopResultBuilder]: At program point L9542(line 9542) the Hoare annotation is: false [2023-11-06 22:54:30,330 INFO L899 garLoopResultBuilder]: For program point L7110-1(line 7110) no Hoare annotation was computed. [2023-11-06 22:54:30,330 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-06 22:54:30,330 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-06 22:54:30,330 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-06 22:54:30,330 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-06 22:54:30,330 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-06 22:54:30,330 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-06 22:54:30,333 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 22:54:30,335 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:54:30,361 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #res!offset has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionDeclarator [2023-11-06 22:54:30,362 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_DerPreprocessor_4 : int, v_DerPreprocessor_3 : int, v_DerPreprocessor_2 : int, v_DerPreprocessor_1 : int :: (((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 == 18446744073709551600 + v_DerPreprocessor_2 && #memory_int[#res!base][#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16] == 0) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18410715276689353099 <= 18446744073709551616 * ((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18446744073708317066) / 18446744073709551616)) && #memory_int[#res!base][8] == #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8]) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16 == v_DerPreprocessor_1) could not be translated [2023-11-06 22:54:30,369 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #res!offset has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionDeclarator [2023-11-06 22:54:30,369 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_DerPreprocessor_4 : int, v_DerPreprocessor_3 : int, v_DerPreprocessor_2 : int, v_DerPreprocessor_1 : int :: (((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 == 18446744073709551600 + v_DerPreprocessor_2 && #memory_int[#res!base][#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16] == 0) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18410715276689353099 <= 18446744073709551616 * ((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18446744073708317066) / 18446744073709551616)) && #memory_int[#res!base][8] == #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8]) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16 == v_DerPreprocessor_1) could not be translated [2023-11-06 22:54:30,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:54:30 BoogieIcfgContainer [2023-11-06 22:54:30,370 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:54:30,371 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:54:30,371 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:54:30,371 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:54:30,372 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:08" (3/4) ... [2023-11-06 22:54:30,374 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:54:30,379 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2023-11-06 22:54:30,379 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-06 22:54:30,379 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_cursor_is_valid [2023-11-06 22:54:30,379 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-06 22:54:30,379 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-06 22:54:30,380 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_bytes [2023-11-06 22:54:30,380 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 22:54:30,380 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-06 22:54:30,380 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-06 22:54:30,380 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2023-11-06 22:54:30,406 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 123 nodes and edges [2023-11-06 22:54:30,409 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2023-11-06 22:54:30,411 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-06 22:54:30,413 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-06 22:54:30,415 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-06 22:54:30,418 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:54:30,419 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 22:54:30,421 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:54:30,483 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\old(max_size) == max_size) || (16 == max_size)) && !((str == 0))) && !((\result == 0))) && !((\old(max_size) == 16))) && ((18410715276689353099 + len) <= (18446744073709551616 * ((18446744073708317066 + len) / 18446744073709551616)))) [2023-11-06 22:54:31,184 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\old(max_size) == max_size) || (16 == max_size)) && !((str == 0))) && !((\result == 0))) && !((\old(max_size) == 16))) && ((18410715276689353099 + len) <= (18446744073709551616 * ((18446744073708317066 + len) / 18446744073709551616)))) [2023-11-06 22:54:31,212 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:54:31,213 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:54:31,213 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:54:31,214 INFO L158 Benchmark]: Toolchain (without parser) took 30048.70ms. Allocated memory was 159.4MB in the beginning and 408.9MB in the end (delta: 249.6MB). Free memory was 121.3MB in the beginning and 107.3MB in the end (delta: 14.0MB). Peak memory consumption was 262.9MB. Max. memory is 16.1GB. [2023-11-06 22:54:31,214 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:54:31,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4395.70ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 121.3MB in the beginning and 157.7MB in the end (delta: -36.4MB). Peak memory consumption was 91.9MB. Max. memory is 16.1GB. [2023-11-06 22:54:31,215 INFO L158 Benchmark]: Boogie Procedure Inliner took 232.54ms. Allocated memory is still 232.8MB. Free memory was 157.7MB in the beginning and 146.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:54:31,216 INFO L158 Benchmark]: Boogie Preprocessor took 93.86ms. Allocated memory is still 232.8MB. Free memory was 146.2MB in the beginning and 138.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:54:31,216 INFO L158 Benchmark]: RCFGBuilder took 2245.76ms. Allocated memory is still 232.8MB. Free memory was 138.8MB in the beginning and 142.2MB in the end (delta: -3.4MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2023-11-06 22:54:31,216 INFO L158 Benchmark]: TraceAbstraction took 22230.37ms. Allocated memory was 232.8MB in the beginning and 408.9MB in the end (delta: 176.2MB). Free memory was 142.2MB in the beginning and 239.4MB in the end (delta: -97.2MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2023-11-06 22:54:31,217 INFO L158 Benchmark]: Witness Printer took 842.36ms. Allocated memory is still 408.9MB. Free memory was 239.4MB in the beginning and 107.3MB in the end (delta: 132.1MB). Peak memory consumption was 132.1MB. Max. memory is 16.1GB. [2023-11-06 22:54:31,220 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4395.70ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 121.3MB in the beginning and 157.7MB in the end (delta: -36.4MB). Peak memory consumption was 91.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 232.54ms. Allocated memory is still 232.8MB. Free memory was 157.7MB in the beginning and 146.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.86ms. Allocated memory is still 232.8MB. Free memory was 146.2MB in the beginning and 138.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2245.76ms. Allocated memory is still 232.8MB. Free memory was 138.8MB in the beginning and 142.2MB in the end (delta: -3.4MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * TraceAbstraction took 22230.37ms. Allocated memory was 232.8MB in the beginning and 408.9MB in the end (delta: 176.2MB). Free memory was 142.2MB in the beginning and 239.4MB in the end (delta: -97.2MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. * Witness Printer took 842.36ms. Allocated memory is still 408.9MB. Free memory was 239.4MB in the beginning and 107.3MB in the end (delta: 132.1MB). Peak memory consumption was 132.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8253]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8253] - GenericResultAtLocation [Line: 8739]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8739-8750] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #res!offset has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionDeclarator - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_DerPreprocessor_4 : int, v_DerPreprocessor_3 : int, v_DerPreprocessor_2 : int, v_DerPreprocessor_1 : int :: (((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 == 18446744073709551600 + v_DerPreprocessor_2 && #memory_int[#res!base][#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16] == 0) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18410715276689353099 <= 18446744073709551616 * ((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18446744073708317066) / 18446744073709551616)) && #memory_int[#res!base][8] == #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8]) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16 == v_DerPreprocessor_1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #res!offset has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionDeclarator - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_DerPreprocessor_4 : int, v_DerPreprocessor_3 : int, v_DerPreprocessor_2 : int, v_DerPreprocessor_1 : int :: (((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 == 18446744073709551600 + v_DerPreprocessor_2 && #memory_int[#res!base][#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16] == 0) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18410715276689353099 <= 18446744073709551616 * ((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18446744073708317066) / 18446744073709551616)) && #memory_int[#res!base][8] == #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8]) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16 == v_DerPreprocessor_1) could not be translated * 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 11 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.1s, OverallIterations: 3, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 265 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 253 mSDsluCounter, 688 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 530 mSDsCounter, 125 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1013 IncrementalHoareTripleChecker+Invalid, 1138 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 125 mSolverCounterUnsat, 158 mSDtfsCounter, 1013 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 287 GetRequests, 212 SyntacticMatches, 5 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 786 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 39 LocationsWithAnnotation, 90 PreInvPairs, 95 NumberOfFragments, 402 HoareAnnotationTreeSize, 90 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 39 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 15.5s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 426 ConstructedInterpolants, 44 QuantifiedInterpolants, 6222 SizeOfPredicates, 32 NumberOfNonLiveVariables, 2636 ConjunctsInSsa, 107 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 194/235 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6806]: Loop Invariant [2023-11-06 22:54:31,228 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #res!offset has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionDeclarator [2023-11-06 22:54:31,229 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_DerPreprocessor_4 : int, v_DerPreprocessor_3 : int, v_DerPreprocessor_2 : int, v_DerPreprocessor_1 : int :: (((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 == 18446744073709551600 + v_DerPreprocessor_2 && #memory_int[#res!base][#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16] == 0) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18410715276689353099 <= 18446744073709551616 * ((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18446744073708317066) / 18446744073709551616)) && #memory_int[#res!base][8] == #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8]) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16 == v_DerPreprocessor_1) could not be translated [2023-11-06 22:54:31,229 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: Expression #res!offset has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionDeclarator [2023-11-06 22:54:31,230 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_DerPreprocessor_4 : int, v_DerPreprocessor_3 : int, v_DerPreprocessor_2 : int, v_DerPreprocessor_1 : int :: (((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 == 18446744073709551600 + v_DerPreprocessor_2 && #memory_int[#res!base][#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16] == 0) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18410715276689353099 <= 18446744073709551616 * ((#memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] + 18446744073708317066) / 18446744073709551616)) && #memory_int[#res!base][8] == #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8]) && #memory_int[#res!base][v_DerPreprocessor_1 := v_DerPreprocessor_3][8 := v_DerPreprocessor_4][v_DerPreprocessor_2 := 0][8] % 18446744073709551616 + 16 == v_DerPreprocessor_1) could not be translated Derived loop invariant: ((((((\old(max_size) == max_size) || (16 == max_size)) && !((str == 0))) && !((\result == 0))) && !((\old(max_size) == 16))) && ((18410715276689353099 + len) <= (18446744073709551616 * ((18446744073708317066 + len) / 18446744073709551616)))) - InvariantResult [Line: 9546]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9516]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-06 22:54:31,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e5d687-c8b7-46fe-b869-9f3fa96364ed/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE