./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi --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 175c9418701070e8128f8ed008fd30685ed8c019e1010acc82e904c5730ef842 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:26,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:27,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 23:02:27,093 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:27,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:27,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:27,136 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:27,137 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:27,138 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:27,144 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:27,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:27,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:27,146 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:27,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:27,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:27,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:27,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:27,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:27,150 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:27,151 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:27,151 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:27,152 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:27,152 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:27,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:27,153 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:27,154 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:27,154 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:27,155 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:27,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:27,155 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:27,157 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_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 175c9418701070e8128f8ed008fd30685ed8c019e1010acc82e904c5730ef842 [2023-11-24 23:02:27,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:27,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:27,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:27,543 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:27,544 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:27,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i [2023-11-24 23:02:30,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:31,242 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:31,243 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i [2023-11-24 23:02:31,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/data/42b288087/15ee22ff4d714e4691b18e83744c95d8/FLAGdb8d397c4 [2023-11-24 23:02:31,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/data/42b288087/15ee22ff4d714e4691b18e83744c95d8 [2023-11-24 23:02:31,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:31,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:31,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:31,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:31,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:31,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@333cab76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:31, skipping insertion in model container [2023-11-24 23:02:31,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:31" (1/1) ... [2023-11-24 23:02:31,476 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:31,735 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_a7d448f2-9401-4d7d-80bd-89a222b5b9df/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i[4505,4518] [2023-11-24 23:02:31,743 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_a7d448f2-9401-4d7d-80bd-89a222b5b9df/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i[4565,4578] [2023-11-24 23:02:32,740 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:32,741 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:32,742 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:32,743 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:32,744 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:32,759 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:32,760 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:32,762 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:32,763 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,207 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:02:33,208 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:02:33,210 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:02:33,211 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:02:33,213 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:02:33,214 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:02:33,214 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:02:33,216 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:02:33,217 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:02:33,217 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:02:33,382 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,383 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:33,479 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:33,494 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_a7d448f2-9401-4d7d-80bd-89a222b5b9df/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i[4505,4518] [2023-11-24 23:02:33,494 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_a7d448f2-9401-4d7d-80bd-89a222b5b9df/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i[4565,4578] [2023-11-24 23:02:33,553 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,554 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,554 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,555 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,556 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,627 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,628 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,629 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,630 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,726 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:02:33,727 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:02:33,728 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:02:33,729 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:02:33,730 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:02:33,731 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:02:33,732 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:02:33,733 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:02:33,734 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:02:33,734 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:02:33,808 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,810 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:02:33,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7671-7682] [2023-11-24 23:02:33,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:34,170 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,171 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,171 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,171 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,171 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,171 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,172 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,172 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,172 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,176 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,178 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,178 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,179 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,179 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,179 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:34,187 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:34,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34 WrapperNode [2023-11-24 23:02:34,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:34,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:34,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:34,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:34,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,406 INFO L138 Inliner]: procedures = 688, calls = 1536, calls flagged for inlining = 52, calls inlined = 9, statements flattened = 764 [2023-11-24 23:02:34,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:34,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:34,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:34,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:34,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,470 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,484 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:34,517 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:34,517 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:34,517 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:34,518 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:34,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:34,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:34,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d448f2-9401-4d7d-80bd-89a222b5b9df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-24 23:02:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-24 23:02:34,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:02:34,631 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-24 23:02:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-24 23:02:34,631 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-24 23:02:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-24 23:02:34,632 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-24 23:02:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-24 23:02:34,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:02:34,632 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-24 23:02:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-24 23:02:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:02:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:02:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:02:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:02:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:34,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 23:02:34,636 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 23:02:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2023-11-24 23:02:34,636 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2023-11-24 23:02:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-24 23:02:34,637 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-24 23:02:34,637 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-24 23:02:34,637 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-24 23:02:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-24 23:02:34,638 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-24 23:02:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:02:34,638 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:02:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:02:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:02:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:02:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-24 23:02:34,639 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-24 23:02:34,639 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-24 23:02:34,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-24 23:02:34,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:02:34,640 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2023-11-24 23:02:34,641 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2023-11-24 23:02:34,641 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2023-11-24 23:02:34,641 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2023-11-24 23:02:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:35,008 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:35,012 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:36,135 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:36,441 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:36,441 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:02:36,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:36 BoogieIcfgContainer [2023-11-24 23:02:36,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:36,445 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:36,446 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:36,457 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:36,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:36" (1/1) ... [2023-11-24 23:02:36,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:36,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 175 states and 241 transitions. [2023-11-24 23:02:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 241 transitions. [2023-11-24 23:02:36,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-24 23:02:36,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:37,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 2274 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:37,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:37,609 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-24 23:02:37,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 175 states and 236 transitions. [2023-11-24 23:02:37,854 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 236 transitions. [2023-11-24 23:02:37,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-24 23:02:37,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:38,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 2422 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:02:38,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:38,707 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-24 23:02:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:38,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 240 transitions. [2023-11-24 23:02:38,859 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 240 transitions. [2023-11-24 23:02:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-24 23:02:38,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:38,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:39,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 2436 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:39,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:39,527 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2023-11-24 23:02:39,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:39,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 240 transitions. [2023-11-24 23:02:39,590 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 240 transitions. [2023-11-24 23:02:39,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-24 23:02:39,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:39,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:40,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 2436 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:40,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:40,297 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-24 23:02:40,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 180 states and 241 transitions. [2023-11-24 23:02:40,337 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2023-11-24 23:02:40,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-24 23:02:40,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:40,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:41,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 2474 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 23:02:41,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:41,300 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 84 proven. 1 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-11-24 23:02:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:41,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 185 states and 247 transitions. [2023-11-24 23:02:41,912 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 247 transitions. [2023-11-24 23:02:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-24 23:02:41,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:41,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:42,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:42,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 2512 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 23:02:42,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:43,036 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2023-11-24 23:02:43,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:43,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 190 states and 254 transitions. [2023-11-24 23:02:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 254 transitions. [2023-11-24 23:02:43,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-24 23:02:43,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:43,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:44,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 2550 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 23:02:44,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:45,240 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 96 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 23:02:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 195 states and 262 transitions. [2023-11-24 23:02:46,328 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 262 transitions. [2023-11-24 23:02:46,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-24 23:02:46,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:47,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 2588 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-24 23:02:47,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 7 proven. 39 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2023-11-24 23:02:49,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:49,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 195 states and 261 transitions. [2023-11-24 23:02:49,313 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 261 transitions. [2023-11-24 23:02:49,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-24 23:02:49,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:49,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:50,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 2588 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-24 23:02:50,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:50,687 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 105 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-24 23:02:51,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:51,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 200 states and 270 transitions. [2023-11-24 23:02:51,969 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 270 transitions. [2023-11-24 23:02:51,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-24 23:02:51,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:51,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:53,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 2626 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-24 23:02:53,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:53,899 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-24 23:02:55,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:55,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 205 states and 280 transitions. [2023-11-24 23:02:55,501 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 280 transitions. [2023-11-24 23:02:55,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-24 23:02:55,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:55,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:57,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 2664 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-24 23:02:57,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:57,526 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 74 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-11-24 23:02:58,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:58,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 205 states and 280 transitions. [2023-11-24 23:02:58,305 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 280 transitions. [2023-11-24 23:02:58,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-24 23:02:58,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:58,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:59,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 2664 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-24 23:02:59,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 129 proven. 21 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2023-11-24 23:03:01,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:01,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 210 states and 291 transitions. [2023-11-24 23:03:01,513 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 291 transitions. [2023-11-24 23:03:01,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-24 23:03:01,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:01,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:03,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 2702 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-24 23:03:03,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:03,696 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 144 proven. 28 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-24 23:03:05,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 215 states and 303 transitions. [2023-11-24 23:03:05,467 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 303 transitions. [2023-11-24 23:03:05,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-24 23:03:05,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:05,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:07,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 2740 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-24 23:03:07,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:07,716 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 161 proven. 36 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-24 23:03:09,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:09,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 220 states and 316 transitions. [2023-11-24 23:03:09,812 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 316 transitions. [2023-11-24 23:03:09,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-24 23:03:09,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:09,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:12,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 2778 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-24 23:03:12,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 180 proven. 45 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-24 23:03:15,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:15,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 225 states and 330 transitions. [2023-11-24 23:03:15,475 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 330 transitions. [2023-11-24 23:03:15,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-24 23:03:15,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:15,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:16,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 2816 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-24 23:03:16,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:18,223 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 7 proven. 180 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-24 23:03:19,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:19,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 225 states and 330 transitions. [2023-11-24 23:03:19,838 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 330 transitions. [2023-11-24 23:03:19,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-24 23:03:19,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:19,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms