./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_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_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/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_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/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_4386c04f-1771-4384-a683-20f81955ac0d/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 2270fe5cc07251a3e14220516eaebb03f8e5cd298a28c4582f3a498662459431 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:40,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:40,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:27:40,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:27:40,856 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:27:40,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:40,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:27:40,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:27:40,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:40,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:40,883 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:40,884 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:27:40,884 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:27:40,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:40,885 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:27:40,886 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:40,886 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:27:40,887 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:27:40,888 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:40,888 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:40,889 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:40,890 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:40,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:40,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:40,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:40,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:40,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:27:40,893 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:27:40,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:27:40,894 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:27:40,895 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_4386c04f-1771-4384-a683-20f81955ac0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2270fe5cc07251a3e14220516eaebb03f8e5cd298a28c4582f3a498662459431 [2023-11-23 20:27:41,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:41,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:41,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:41,189 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:41,190 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:41,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i [2023-11-23 20:27:44,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:44,800 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:44,800 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i [2023-11-23 20:27:44,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/data/3f6253421/9b9a865998a341ff8c8a1b8952971850/FLAG50a3fe119 [2023-11-23 20:27:44,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/data/3f6253421/9b9a865998a341ff8c8a1b8952971850 [2023-11-23 20:27:44,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:44,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:44,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:44,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:44,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:44,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:44,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3824519f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:44, skipping insertion in model container [2023-11-23 20:27:44,902 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:44" (1/1) ... [2023-11-23 20:27:45,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:45,325 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_4386c04f-1771-4384-a683-20f81955ac0d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i[4497,4510] [2023-11-23 20:27:45,333 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_4386c04f-1771-4384-a683-20f81955ac0d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i[4557,4570] [2023-11-23 20:27:46,215 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,216 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,217 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,218 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,220 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,236 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,237 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,239 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,240 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,243 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,244 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,245 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,246 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,650 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:27:46,652 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:27:46,653 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:27:46,654 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:27:46,656 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:27:46,657 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:27:46,657 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:27:46,658 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:27:46,659 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:27:46,660 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:27:46,881 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,890 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,997 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,998 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,999 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,999 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:46,999 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,000 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,000 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,001 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,002 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,002 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,003 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,003 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,003 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,007 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,007 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,008 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,008 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,012 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,013 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,021 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,022 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,023 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:47,079 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:47,101 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_4386c04f-1771-4384-a683-20f81955ac0d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i[4497,4510] [2023-11-23 20:27:47,101 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_4386c04f-1771-4384-a683-20f81955ac0d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i[4557,4570] [2023-11-23 20:27:47,158 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,159 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,160 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,160 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,161 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,173 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,174 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,175 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,176 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,177 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,178 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,178 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,179 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,218 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:27:47,219 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:27:47,220 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:27:47,221 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:27:47,222 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:27:47,223 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:27:47,223 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:27:47,224 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:27:47,225 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:27:47,225 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:27:47,264 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,269 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,321 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7739-7750] [2023-11-23 20:27:47,351 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,355 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,355 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,355 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,356 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,356 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,357 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,357 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,358 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,358 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,358 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,359 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,359 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,360 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,362 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,362 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,363 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,366 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,366 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,388 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,389 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,389 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:27:47,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:47,660 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,660 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,660 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,660 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,661 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,661 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,661 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,661 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,661 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,661 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,662 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,662 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,662 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,662 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,662 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:47,670 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:47,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47 WrapperNode [2023-11-23 20:27:47,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:47,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:47,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:47,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:47,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:47,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:47,906 INFO L138 Inliner]: procedures = 696, calls = 1897, calls flagged for inlining = 59, calls inlined = 19, statements flattened = 1188 [2023-11-23 20:27:47,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:47,907 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:47,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:47,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:47,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:47,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:47,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:47,950 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:48,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:48,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:48,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:48,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:48,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:48,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:48,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:48,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:48,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:47" (1/1) ... [2023-11-23 20:27:48,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:48,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:48,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:48,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4386c04f-1771-4384-a683-20f81955ac0d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2023-11-23 20:27:48,165 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2023-11-23 20:27:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2023-11-23 20:27:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2023-11-23 20:27:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 20:27:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 20:27:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:27:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 20:27:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 20:27:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 20:27:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 20:27:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:27:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:27:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-23 20:27:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-23 20:27:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2023-11-23 20:27:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2023-11-23 20:27:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:27:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:27:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:27:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:27:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:27:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:27:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:27:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2023-11-23 20:27:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2023-11-23 20:27:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2023-11-23 20:27:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2023-11-23 20:27:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:27:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:27:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2023-11-23 20:27:48,170 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2023-11-23 20:27:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 20:27:48,170 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 20:27:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 20:27:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 20:27:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-23 20:27:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-23 20:27:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-23 20:27:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-23 20:27:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-23 20:27:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-23 20:27:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:27:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:27:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:27:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:27:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-23 20:27:48,177 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-23 20:27:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2023-11-23 20:27:48,178 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2023-11-23 20:27:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2023-11-23 20:27:48,178 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2023-11-23 20:27:48,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:27:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2023-11-23 20:27:48,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2023-11-23 20:27:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:27:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:27:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2023-11-23 20:27:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2023-11-23 20:27:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:27:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:27:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 20:27:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 20:27:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2023-11-23 20:27:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2023-11-23 20:27:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:27:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:27:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 20:27:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2023-11-23 20:27:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2023-11-23 20:27:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2023-11-23 20:27:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2023-11-23 20:27:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 20:27:48,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 20:27:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:27:48,549 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:48,552 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:50,178 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:27:50,582 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:27:50,583 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-23 20:27:50,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:50 BoogieIcfgContainer [2023-11-23 20:27:50,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:27:50,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:27:50,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:27:50,596 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:27:50,596 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:50" (1/1) ... [2023-11-23 20:27:50,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:27:50,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:50,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 477 states and 691 transitions. [2023-11-23 20:27:50,701 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 691 transitions. [2023-11-23 20:27:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-23 20:27:50,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:50,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2023-11-23 20:27:52,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:52,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 479 states and 703 transitions. [2023-11-23 20:27:52,544 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 703 transitions. [2023-11-23 20:27:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-23 20:27:52,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:52,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:53,482 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2023-11-23 20:27:53,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:53,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 484 states and 740 transitions. [2023-11-23 20:27:53,738 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 740 transitions. [2023-11-23 20:27:53,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 20:27:53,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:53,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-23 20:27:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:54,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 488 states and 747 transitions. [2023-11-23 20:27:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 747 transitions. [2023-11-23 20:27:54,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-23 20:27:54,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:54,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:55,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 2637 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:27:55,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:55,471 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-11-23 20:27:56,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 491 states and 761 transitions. [2023-11-23 20:27:56,460 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 761 transitions. [2023-11-23 20:27:56,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 20:27:56,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:56,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:57,167 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2023-11-23 20:27:57,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:57,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 493 states and 763 transitions. [2023-11-23 20:27:57,246 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 763 transitions. [2023-11-23 20:27:57,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-23 20:27:57,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:57,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:57,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 2691 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:27:58,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:58,224 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:27:58,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:58,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 496 states and 768 transitions. [2023-11-23 20:27:58,447 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 768 transitions. [2023-11-23 20:27:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-23 20:27:58,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:58,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:27:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:27:59,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 2823 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:27:59,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:27:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-23 20:27:59,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:27:59,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 496 states and 766 transitions. [2023-11-23 20:27:59,719 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 766 transitions. [2023-11-23 20:27:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-23 20:27:59,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:27:59,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:00,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 3191 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:28:00,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:00,850 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2023-11-23 20:28:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 496 states and 764 transitions. [2023-11-23 20:28:01,027 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 764 transitions. [2023-11-23 20:28:01,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-11-23 20:28:01,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:01,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:02,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 3559 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:28:02,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:02,431 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2023-11-23 20:28:02,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:02,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 496 states and 763 transitions. [2023-11-23 20:28:02,604 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 763 transitions. [2023-11-23 20:28:02,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-23 20:28:02,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:02,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:03,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 3691 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:28:03,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:04,158 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2023-11-23 20:28:04,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:04,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 500 states and 775 transitions. [2023-11-23 20:28:04,450 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 775 transitions. [2023-11-23 20:28:04,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-23 20:28:04,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:04,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:05,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 3823 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:28:05,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2023-11-23 20:28:05,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:05,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 503 states and 780 transitions. [2023-11-23 20:28:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 780 transitions. [2023-11-23 20:28:05,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:05,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:05,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:07,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 3955 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-23 20:28:07,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:08,253 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-11-23 20:28:11,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:11,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 522 states and 811 transitions. [2023-11-23 20:28:11,296 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 811 transitions. [2023-11-23 20:28:11,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:11,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:11,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:12,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 3955 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-23 20:28:12,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-11-23 20:28:12,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:12,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 522 states and 811 transitions. [2023-11-23 20:28:12,873 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 811 transitions. [2023-11-23 20:28:12,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:12,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:12,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:14,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 3955 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-23 20:28:14,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:14,205 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-11-23 20:28:14,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:14,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 522 states and 811 transitions. [2023-11-23 20:28:14,264 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 811 transitions. [2023-11-23 20:28:14,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:14,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:14,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:15,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 3955 conjuncts, 84 conjunts are in the unsatisfiable core [2023-11-23 20:28:15,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:16,230 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 250 proven. 2 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-11-23 20:28:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:17,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 523 states and 814 transitions. [2023-11-23 20:28:17,700 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 814 transitions. [2023-11-23 20:28:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:17,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:17,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:18,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 3955 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-23 20:28:18,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:19,037 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-11-23 20:28:19,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:19,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 523 states and 814 transitions. [2023-11-23 20:28:19,098 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 814 transitions. [2023-11-23 20:28:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:19,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:19,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:20,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 3955 conjuncts, 80 conjunts are in the unsatisfiable core [2023-11-23 20:28:20,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:20,659 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 238 proven. 14 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-11-23 20:28:22,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:22,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 524 states and 814 transitions. [2023-11-23 20:28:22,309 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 814 transitions. [2023-11-23 20:28:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:22,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:22,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:23,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 3955 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-23 20:28:23,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-11-23 20:28:23,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:23,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 524 states and 814 transitions. [2023-11-23 20:28:23,865 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 814 transitions. [2023-11-23 20:28:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:23,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:23,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:25,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 3955 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-23 20:28:25,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-11-23 20:28:25,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:25,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 524 states and 814 transitions. [2023-11-23 20:28:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 814 transitions. [2023-11-23 20:28:25,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:25,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:25,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:26,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 3955 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-23 20:28:26,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:28:26,871 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-11-23 20:28:26,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 524 states and 814 transitions. [2023-11-23 20:28:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 814 transitions. [2023-11-23 20:28:26,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-11-23 20:28:26,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:26,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms