./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_c_str_harness.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_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/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_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/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_8de1f92d-356c-4e55-9438-2c75bafe4407/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 9e4ccc391c063e90fb229c8b3638d2f1089d6ba2ff288522cf06bf650b1be9e5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:09:43,171 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:09:43,292 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:09:43,299 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:09:43,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:09:43,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:09:43,332 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:09:43,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:09:43,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:09:43,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:09:43,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:09:43,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:09:43,338 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:09:43,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:09:43,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:09:43,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:09:43,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:09:43,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:09:43,342 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:09:43,343 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:09:43,344 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:09:43,345 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:09:43,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:09:43,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:43,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:09:43,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:09:43,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:09:43,349 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:09:43,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:09:43,350 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:09:43,351 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_8de1f92d-356c-4e55-9438-2c75bafe4407/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e4ccc391c063e90fb229c8b3638d2f1089d6ba2ff288522cf06bf650b1be9e5 [2023-11-23 20:09:43,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:09:43,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:09:43,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:09:43,718 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:09:43,719 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:09:43,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_c_str_harness.i [2023-11-23 20:09:47,008 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:09:47,659 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:09:47,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_c_str_harness.i [2023-11-23 20:09:47,711 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/data/283372a88/65613d59a2334761abee6642b6fdcc70/FLAG128323d0b [2023-11-23 20:09:47,728 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/data/283372a88/65613d59a2334761abee6642b6fdcc70 [2023-11-23 20:09:47,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:09:47,733 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:09:47,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:47,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:09:47,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:09:47,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:47" (1/1) ... [2023-11-23 20:09:47,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2332a7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:47, skipping insertion in model container [2023-11-23 20:09:47,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:47" (1/1) ... [2023-11-23 20:09:47,926 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:09:48,275 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_8de1f92d-356c-4e55-9438-2c75bafe4407/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_c_str_harness.i[4495,4508] [2023-11-23 20:09:48,285 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_8de1f92d-356c-4e55-9438-2c75bafe4407/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_c_str_harness.i[4555,4568] [2023-11-23 20:09:49,427 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:49,432 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:49,434 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:49,436 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:49,438 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:49,470 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:49,481 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:49,483 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:49,484 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:49,952 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:09:49,954 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:09:49,956 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:09:49,957 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:09:49,959 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:09:49,960 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:09:49,961 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:09:49,962 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:09:49,962 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:09:49,963 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:09:50,302 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,303 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:50,495 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:09:50,524 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_8de1f92d-356c-4e55-9438-2c75bafe4407/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_c_str_harness.i[4495,4508] [2023-11-23 20:09:50,527 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_8de1f92d-356c-4e55-9438-2c75bafe4407/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_c_str_harness.i[4555,4568] [2023-11-23 20:09:50,591 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,591 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,592 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,593 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,594 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,602 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,603 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,604 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,605 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,650 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:09:50,652 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:09:50,653 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:09:50,654 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:09:50,655 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:09:50,656 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:09:50,657 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:09:50,658 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:09:50,659 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:09:50,659 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:09:50,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2023-11-23 20:09:50,822 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,823 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:09:50,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2023-11-23 20:09:50,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:51,110 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,110 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,110 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,110 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,111 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,111 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,111 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,111 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,111 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,112 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,112 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,112 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,112 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,113 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,113 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,113 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,113 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,113 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:51,122 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:09:51,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51 WrapperNode [2023-11-23 20:09:51,123 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:51,124 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:51,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:09:51,125 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:09:51,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,275 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,395 INFO L138 Inliner]: procedures = 690, calls = 2642, calls flagged for inlining = 64, calls inlined = 10, statements flattened = 902 [2023-11-23 20:09:51,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:51,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:09:51,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:09:51,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:09:51,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,539 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:09:51,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:09:51,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:09:51,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:09:51,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:51" (1/1) ... [2023-11-23 20:09:51,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:51,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:09:51,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:09:51,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de1f92d-356c-4e55-9438-2c75bafe4407/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:09:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_c_str [2023-11-23 20:09:51,669 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_c_str [2023-11-23 20:09:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-23 20:09:51,669 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-23 20:09:51,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:09:51,670 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:09:51,670 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:09:51,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:09:51,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:09:51,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:09:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:09:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:09:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2023-11-23 20:09:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2023-11-23 20:09:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:09:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:09:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:09:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:09:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:09:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 20:09:51,675 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 20:09:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:09:51,675 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:09:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:09:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:09:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:09:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:09:51,676 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:09:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:09:51,677 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:09:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:09:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:09:52,091 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:09:52,095 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:09:53,466 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:09:53,863 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:09:53,864 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:09:53,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:53 BoogieIcfgContainer [2023-11-23 20:09:53,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:09:53,867 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:09:53,867 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:09:53,879 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:09:53,879 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:53" (1/1) ... [2023-11-23 20:09:53,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:09:53,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:53,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 108 states and 146 transitions. [2023-11-23 20:09:53,965 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 146 transitions. [2023-11-23 20:09:53,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:09:53,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:53,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-23 20:10:16,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 134 states and 216 transitions. [2023-11-23 20:10:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 216 transitions. [2023-11-23 20:10:16,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:10:16,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:16,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat