./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c30c0965987318f01d5184a150d60c3184a0b961eb98f92329641a56cc773300 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:16,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:16,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:05:16,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:05:16,301 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:05:16,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:16,343 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:16,343 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:16,344 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:16,345 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:16,346 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:16,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:16,347 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:05:16,348 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:16,348 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:16,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:16,349 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:16,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:16,351 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:16,351 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:16,352 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:16,353 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:16,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:16,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:16,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:16,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:16,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:16,356 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:05:16,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:05:16,357 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:16,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c30c0965987318f01d5184a150d60c3184a0b961eb98f92329641a56cc773300 [2023-11-23 20:05:16,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:16,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:16,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:16,729 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:16,730 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:16,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i [2023-11-23 20:05:19,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:20,495 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:20,495 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i [2023-11-23 20:05:20,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/data/953ff0b08/0eee528b4a5647bd90b615ed3ba5dd31/FLAGc8c32f46d [2023-11-23 20:05:20,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/data/953ff0b08/0eee528b4a5647bd90b615ed3ba5dd31 [2023-11-23 20:05:20,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:20,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:20,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:20,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:20,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:20,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:20" (1/1) ... [2023-11-23 20:05:20,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13878649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:20, skipping insertion in model container [2023-11-23 20:05:20,582 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:20" (1/1) ... [2023-11-23 20:05:20,737 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:21,023 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4495,4508] [2023-11-23 20:05:21,033 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4555,4568] [2023-11-23 20:05:22,186 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,187 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,188 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,189 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,190 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,205 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,206 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,209 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,211 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,214 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,215 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,216 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,217 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:22,771 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:05:22,775 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:05:22,779 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:05:22,782 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:05:22,784 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:05:22,787 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:05:22,788 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:05:22,789 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:05:22,791 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:05:22,792 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:05:23,054 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,070 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:23,173 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:23,188 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4495,4508] [2023-11-23 20:05:23,189 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4555,4568] [2023-11-23 20:05:23,253 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,254 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,254 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,255 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,256 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,265 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,265 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,267 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,268 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,269 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,270 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,271 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,271 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,320 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:05:23,321 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:05:23,322 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:05:23,327 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:05:23,329 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:05:23,330 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:05:23,330 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:05:23,331 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:05:23,332 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:05:23,335 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:05:23,402 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,415 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:23,433 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7715-7726] [2023-11-23 20:05:23,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:23,747 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,747 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,747 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,747 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,748 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,748 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,748 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,748 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,749 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,750 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,750 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,751 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,751 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,751 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,752 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:23,760 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:23,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23 WrapperNode [2023-11-23 20:05:23,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:23,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:23,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:23,765 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:23,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:23,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:23,961 INFO L138 Inliner]: procedures = 689, calls = 1683, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 593 [2023-11-23 20:05:23,969 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:23,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:23,970 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:23,970 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:23,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:23,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:24,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:24,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:24,051 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:24,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:24,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:24,092 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:24,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:24,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:24,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:24,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:24,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:23" (1/1) ... [2023-11-23 20:05:24,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:24,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:24,143 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:24,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 20:05:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 20:05:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 20:05:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 20:05:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:05:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:05:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:05:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:05:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:05:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:05:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:05:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:05:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:05:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:05:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:05:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:05:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 20:05:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 20:05:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 20:05:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 20:05:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-23 20:05:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-23 20:05:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:05:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:05:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:05:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:05:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:05:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:05:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 20:05:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 20:05:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:05:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:05:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:05:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:05:24,520 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:24,523 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:25,346 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:25,549 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:25,549 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:05:25,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:25 BoogieIcfgContainer [2023-11-23 20:05:25,552 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:25,554 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:25,554 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:25,565 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:25,565 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:25" (1/1) ... [2023-11-23 20:05:25,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:05:25,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:25,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 99 states and 124 transitions. [2023-11-23 20:05:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2023-11-23 20:05:25,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:05:25,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:25,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:26,790 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:05:26,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:26,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 101 states and 128 transitions. [2023-11-23 20:05:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 128 transitions. [2023-11-23 20:05:26,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:05:26,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:26,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:27,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 2176 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:05:27,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:27,778 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:05:28,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 107 states and 138 transitions. [2023-11-23 20:05:28,176 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 138 transitions. [2023-11-23 20:05:28,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:05:28,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:28,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:28,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 2220 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:05:28,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:05:28,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:28,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 101 states and 127 transitions. [2023-11-23 20:05:28,922 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 127 transitions. [2023-11-23 20:05:28,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:05:28,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:28,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:29,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 2308 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:05:29,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:05:29,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 101 states and 126 transitions. [2023-11-23 20:05:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 126 transitions. [2023-11-23 20:05:29,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:05:29,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:29,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-23 20:05:40,222 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:05:40,225 INFO L158 Benchmark]: Toolchain (without parser) took 19654.76ms. Allocated memory was 140.5MB in the beginning and 264.2MB in the end (delta: 123.7MB). Free memory was 92.8MB in the beginning and 163.4MB in the end (delta: -70.6MB). Peak memory consumption was 158.8MB. Max. memory is 16.1GB. [2023-11-23 20:05:40,226 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 140.5MB. Free memory was 107.2MB in the beginning and 107.1MB in the end (delta: 19.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:05:40,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3189.86ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 92.4MB in the beginning and 132.6MB in the end (delta: -40.2MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. [2023-11-23 20:05:40,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 206.28ms. Allocated memory is still 205.5MB. Free memory was 132.6MB in the beginning and 124.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:05:40,228 INFO L158 Benchmark]: Boogie Preprocessor took 137.68ms. Allocated memory is still 205.5MB. Free memory was 124.2MB in the beginning and 118.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:05:40,228 INFO L158 Benchmark]: RCFGBuilder took 1444.30ms. Allocated memory is still 205.5MB. Free memory was 118.0MB in the beginning and 74.0MB in the end (delta: 43.9MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2023-11-23 20:05:40,229 INFO L158 Benchmark]: CodeCheck took 14669.85ms. Allocated memory was 205.5MB in the beginning and 264.2MB in the end (delta: 58.7MB). Free memory was 74.0MB in the beginning and 163.4MB in the end (delta: -89.3MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2023-11-23 20:05:40,232 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 140.5MB. Free memory was 107.2MB in the beginning and 107.1MB in the end (delta: 19.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3189.86ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 92.4MB in the beginning and 132.6MB in the end (delta: -40.2MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 206.28ms. Allocated memory is still 205.5MB. Free memory was 132.6MB in the beginning and 124.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.68ms. Allocated memory is still 205.5MB. Free memory was 124.2MB in the beginning and 118.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1444.30ms. Allocated memory is still 205.5MB. Free memory was 118.0MB in the beginning and 74.0MB in the end (delta: 43.9MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * CodeCheck took 14669.85ms. Allocated memory was 205.5MB in the beginning and 264.2MB in the end (delta: 58.7MB). Free memory was 74.0MB in the beginning and 163.4MB in the end (delta: -89.3MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7715]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7715-7726] RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:05:40,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c30c0965987318f01d5184a150d60c3184a0b961eb98f92329641a56cc773300 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:42,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:42,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-23 20:05:42,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:42,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:42,995 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:42,996 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:42,997 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:42,998 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:43,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:43,004 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:43,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:43,005 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:43,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:43,007 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:05:43,008 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:05:43,008 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:05:43,009 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:43,009 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:43,011 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:43,011 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:43,012 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:43,012 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:05:43,013 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:05:43,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:43,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:43,014 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:43,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:43,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:43,016 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:05:43,017 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:05:43,017 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:43,018 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:05:43,018 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:05:43,018 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c30c0965987318f01d5184a150d60c3184a0b961eb98f92329641a56cc773300 [2023-11-23 20:05:43,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:43,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:43,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:43,525 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:43,526 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:43,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i [2023-11-23 20:05:46,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:47,268 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:47,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i [2023-11-23 20:05:47,312 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/data/43c8192d4/807b997dfb6c4280b8994c0515227cc0/FLAGdf57dba38 [2023-11-23 20:05:47,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/data/43c8192d4/807b997dfb6c4280b8994c0515227cc0 [2023-11-23 20:05:47,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:47,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:47,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:47,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:47,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:47,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:47" (1/1) ... [2023-11-23 20:05:47,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f76151d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:47, skipping insertion in model container [2023-11-23 20:05:47,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:47" (1/1) ... [2023-11-23 20:05:47,488 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:47,820 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4495,4508] [2023-11-23 20:05:47,829 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4555,4568] [2023-11-23 20:05:48,833 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,834 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,835 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,836 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,837 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,852 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,852 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,855 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,855 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,857 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,859 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,859 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:48,860 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,275 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:05:49,276 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:05:49,278 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:05:49,279 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:05:49,281 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:05:49,282 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:05:49,283 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:05:49,284 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:05:49,284 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:05:49,285 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:05:49,502 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,511 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:49,622 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:05:49,698 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:49,708 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4495,4508] [2023-11-23 20:05:49,709 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4555,4568] [2023-11-23 20:05:49,798 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,799 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,799 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,800 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,800 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,811 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,811 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,812 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,814 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,815 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,815 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,816 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,855 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:05:49,856 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:05:49,857 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:05:49,858 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:05:49,859 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:05:49,859 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:05:49,860 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:05:49,860 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:05:49,861 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:05:49,861 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:05:49,905 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,915 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:49,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:50,028 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:50,050 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4495,4508] [2023-11-23 20:05:50,051 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_2635b1fd-8ad1-444b-b01d-9ce8d247832c/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness_negated.i[4555,4568] [2023-11-23 20:05:50,117 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,118 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,119 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,119 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,120 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,127 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,128 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,129 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,129 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,131 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,132 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,132 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,133 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,173 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:05:50,174 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:05:50,175 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:05:50,176 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:05:50,177 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:05:50,178 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:05:50,178 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:05:50,179 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:05:50,179 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:05:50,180 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:05:50,210 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,215 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:05:50,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7715-7726] [2023-11-23 20:05:50,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:50,513 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,513 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,513 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,514 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,514 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,514 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,514 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,514 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,515 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,515 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,515 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,515 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,515 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,515 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,516 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:50,524 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:50,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50 WrapperNode [2023-11-23 20:05:50,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:50,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:50,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:50,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:50,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,777 INFO L138 Inliner]: procedures = 709, calls = 1683, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 592 [2023-11-23 20:05:50,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:50,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:50,786 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:50,787 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:50,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,819 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:50,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:50,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:50,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:50,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:50" (1/1) ... [2023-11-23 20:05:50,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:50,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:50,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:50,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 20:05:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 20:05:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 20:05:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 20:05:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:05:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:05:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:05:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:05:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-11-23 20:05:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:05:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:05:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:05:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:05:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:05:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:05:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:05:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:05:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:05:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 20:05:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 20:05:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 20:05:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-23 20:05:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 20:05:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 20:05:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-23 20:05:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-23 20:05:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:05:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:05:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:05:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-23 20:05:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 20:05:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:05:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:05:50,991 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:05:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 20:05:50,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 20:05:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:05:50,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:05:51,353 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:51,355 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:52,779 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:53,123 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:53,124 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:05:53,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:53 BoogieIcfgContainer [2023-11-23 20:05:53,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:53,127 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:53,127 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:53,138 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:53,138 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:53" (1/1) ... [2023-11-23 20:05:53,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:05:53,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:53,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 99 states and 124 transitions. [2023-11-23 20:05:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2023-11-23 20:05:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:05:53,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:53,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:05:53,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:05:53,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:05:53,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:05:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:53,893 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:05:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:54,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:05:54,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:05:55,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-23 20:05:56,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:05:56,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:56,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 101 states and 128 transitions. [2023-11-23 20:05:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 128 transitions. [2023-11-23 20:05:56,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:05:56,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:56,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:05:56,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:05:56,859 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:05:56,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-23 20:05:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:57,466 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:05:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:58,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 1367 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:05:58,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:59,043 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:05:59,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:05:59,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:59,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 107 states and 137 transitions. [2023-11-23 20:05:59,642 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 137 transitions. [2023-11-23 20:05:59,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:05:59,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:59,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:05:59,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:05:59,652 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:05:59,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 20:06:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:00,245 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:06:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:01,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 1415 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:06:01,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:01,303 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:06:01,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:06:01,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:01,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 101 states and 127 transitions. [2023-11-23 20:06:01,436 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 127 transitions. [2023-11-23 20:06:01,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:06:01,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:01,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:06:01,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:06:01,439 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:06:01,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 20:06:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:02,126 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:06:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:03,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 1473 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:06:03,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:06:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:06:03,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:06:03,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 126 transitions. [2023-11-23 20:06:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 126 transitions. [2023-11-23 20:06:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:06:03,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:03,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:06:03,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:06:03,505 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:06:03,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2635b1fd-8ad1-444b-b01d-9ce8d247832c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process