./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL --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 8b61e347701f0c89420e753e852eb314cc29dd4fd4a4715a05b300c448d0ac03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:11,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:11,932 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:50:11,938 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:50:11,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:50:11,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:11,964 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:11,965 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:11,966 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:11,966 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:11,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:11,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:11,968 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:50:11,969 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:11,969 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:11,970 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:11,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:11,971 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:11,972 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:11,973 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:11,973 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:11,974 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:11,975 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:11,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:11,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:11,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:11,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:11,978 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:50:11,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:50:11,979 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:11,979 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_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b61e347701f0c89420e753e852eb314cc29dd4fd4a4715a05b300c448d0ac03 [2023-11-19 02:50:12,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:12,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:12,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:12,265 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:12,265 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:12,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i [2023-11-19 02:50:15,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:15,843 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:15,844 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i [2023-11-19 02:50:15,899 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/data/dc2afbaf8/298eb5bc077e4b87829d123ea86601b8/FLAG406f0b791 [2023-11-19 02:50:15,918 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/data/dc2afbaf8/298eb5bc077e4b87829d123ea86601b8 [2023-11-19 02:50:15,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:15,931 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:15,935 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:15,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:15,941 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:15,942 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424fdb7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15, skipping insertion in model container [2023-11-19 02:50:15,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:16,096 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:16,425 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_57be9ff5-2b73-490c-9767-61f973a530cf/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4487,4500] [2023-11-19 02:50:16,434 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_57be9ff5-2b73-490c-9767-61f973a530cf/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4547,4560] [2023-11-19 02:50:17,528 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:17,529 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:17,530 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:17,531 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:17,532 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:17,548 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:17,549 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:17,551 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:17,552 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,096 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 02:50:18,098 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 02:50:18,099 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 02:50:18,101 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 02:50:18,102 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 02:50:18,103 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 02:50:18,104 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 02:50:18,105 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 02:50:18,106 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 02:50:18,106 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 02:50:18,474 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,475 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:18,560 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:18,575 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_57be9ff5-2b73-490c-9767-61f973a530cf/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4487,4500] [2023-11-19 02:50:18,576 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_57be9ff5-2b73-490c-9767-61f973a530cf/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4547,4560] [2023-11-19 02:50:18,653 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,654 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,654 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,655 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,655 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,664 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,665 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,666 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,667 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,719 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-19 02:50:18,720 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-19 02:50:18,721 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-19 02:50:18,722 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-19 02:50:18,723 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-19 02:50:18,724 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-19 02:50:18,724 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-19 02:50:18,725 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-19 02:50:18,725 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-19 02:50:18,726 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-19 02:50:18,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8588] [2023-11-19 02:50:18,877 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,877 WARN L1588 CHandler]: Possible shadowing of function index [2023-11-19 02:50:18,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:19,218 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,218 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,218 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,219 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,219 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,219 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,219 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,219 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,219 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,220 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,221 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,222 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,222 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,222 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,222 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,222 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,223 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:19,231 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:19,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19 WrapperNode [2023-11-19 02:50:19,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:19,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:19,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:19,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:19,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,374 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,445 INFO L138 Inliner]: procedures = 680, calls = 2275, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 384 [2023-11-19 02:50:19,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:19,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:19,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:19,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:19,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:19,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:19,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:19,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:19,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:19" (1/1) ... [2023-11-19 02:50:19,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:19,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:19,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:19,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57be9ff5-2b73-490c-9767-61f973a530cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-19 02:50:19,645 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-19 02:50:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-19 02:50:19,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-19 02:50:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:50:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-19 02:50:19,646 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-19 02:50:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:50:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:50:19,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:50:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:50:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:50:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:19,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-19 02:50:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-19 02:50:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:50:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:50:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2023-11-19 02:50:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2023-11-19 02:50:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:50:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-19 02:50:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-19 02:50:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-19 02:50:19,652 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-19 02:50:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:50:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:19,914 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:19,916 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:20,446 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:20,589 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:20,590 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:50:20,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:20 BoogieIcfgContainer [2023-11-19 02:50:20,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:20,597 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:20,597 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:20,607 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:20,608 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:20" (1/1) ... [2023-11-19 02:50:20,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:20,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:20,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2023-11-19 02:50:20,676 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2023-11-19 02:50:20,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:50:20,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:20,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:21,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:50:21,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:21,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 97 states and 135 transitions. [2023-11-19 02:50:21,680 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2023-11-19 02:50:21,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:50:21,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:21,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:50:22,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 105 states and 149 transitions. [2023-11-19 02:50:22,389 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 149 transitions. [2023-11-19 02:50:22,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:50:22,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:22,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:50:23,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:23,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 108 states and 153 transitions. [2023-11-19 02:50:23,257 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2023-11-19 02:50:23,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:50:23,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:23,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:50:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:23,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 108 states and 152 transitions. [2023-11-19 02:50:23,935 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 152 transitions. [2023-11-19 02:50:23,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:50:23,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:23,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:24,601 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:25,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:25,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 116 states and 167 transitions. [2023-11-19 02:50:25,442 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 167 transitions. [2023-11-19 02:50:25,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:50:25,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:25,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:26,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:26,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 121 states and 175 transitions. [2023-11-19 02:50:26,472 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 175 transitions. [2023-11-19 02:50:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:50:26,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:26,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:27,174 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:28,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:28,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 123 states and 179 transitions. [2023-11-19 02:50:28,603 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2023-11-19 02:50:28,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:50:28,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:28,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:29,684 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:32,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:32,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 133 states and 199 transitions. [2023-11-19 02:50:32,681 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 199 transitions. [2023-11-19 02:50:32,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:50:32,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:32,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:33,164 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:34,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:34,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 138 states and 208 transitions. [2023-11-19 02:50:34,269 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 208 transitions. [2023-11-19 02:50:34,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:50:34,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:34,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:34,560 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:35,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:35,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 140 states and 210 transitions. [2023-11-19 02:50:35,392 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 210 transitions. [2023-11-19 02:50:35,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:50:35,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:35,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:35,722 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:36,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:36,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 140 states and 209 transitions. [2023-11-19 02:50:36,065 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 209 transitions. [2023-11-19 02:50:36,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:50:36,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:36,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:37,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 134 states and 197 transitions. [2023-11-19 02:50:37,263 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 197 transitions. [2023-11-19 02:50:37,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:50:37,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:37,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:37,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 137 states and 200 transitions. [2023-11-19 02:50:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 200 transitions. [2023-11-19 02:50:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:37,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:37,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:38,066 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:39,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:39,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 142 states and 209 transitions. [2023-11-19 02:50:39,328 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2023-11-19 02:50:39,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:39,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:39,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:39,660 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:40,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:40,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 144 states and 212 transitions. [2023-11-19 02:50:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 212 transitions. [2023-11-19 02:50:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:40,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:40,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:41,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:41,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 145 states and 211 transitions. [2023-11-19 02:50:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 211 transitions. [2023-11-19 02:50:41,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:41,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:41,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 145 states and 210 transitions. [2023-11-19 02:50:42,009 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 210 transitions. [2023-11-19 02:50:42,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:50:42,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:42,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 145 states and 209 transitions. [2023-11-19 02:50:42,657 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 209 transitions. [2023-11-19 02:50:42,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:50:42,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:42,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:43,767 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:50:45,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:45,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 141 states and 197 transitions. [2023-11-19 02:50:45,865 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 197 transitions. [2023-11-19 02:50:45,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:45,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:45,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:50,855 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:50:57,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:57,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 158 states and 243 transitions. [2023-11-19 02:50:57,759 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 243 transitions. [2023-11-19 02:50:57,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:50:57,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:57,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat