./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 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_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/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_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/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_1dd22138-a7c3-4da0-95c0-e83ad88707e9/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_1dd22138-a7c3-4da0-95c0-e83ad88707e9/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 8b61e347701f0c89420e753e852eb314cc29dd4fd4a4715a05b300c448d0ac03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:14:35,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:14:35,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:14:35,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:14:35,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:14:35,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:14:35,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:14:35,188 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:14:35,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:14:35,189 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:14:35,190 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:14:35,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:14:35,191 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:14:35,192 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:14:35,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:14:35,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:14:35,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:14:35,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:14:35,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:14:35,196 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:14:35,196 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:14:35,197 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:14:35,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:14:35,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:35,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:14:35,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:14:35,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:14:35,201 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:14:35,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:14:35,201 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:14:35,202 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_1dd22138-a7c3-4da0-95c0-e83ad88707e9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b61e347701f0c89420e753e852eb314cc29dd4fd4a4715a05b300c448d0ac03 [2023-11-23 20:14:35,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:14:35,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:14:35,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:14:35,533 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:14:35,534 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:14:35,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i [2023-11-23 20:14:38,718 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:14:39,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:14:39,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i [2023-11-23 20:14:39,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/data/445ca3985/83980e87a724409bb2df7d5fbf446325/FLAG742fe8945 [2023-11-23 20:14:39,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/data/445ca3985/83980e87a724409bb2df7d5fbf446325 [2023-11-23 20:14:39,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:14:39,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:14:39,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:39,856 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:14:39,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:14:39,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:39" (1/1) ... [2023-11-23 20:14:39,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f22423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:39, skipping insertion in model container [2023-11-23 20:14:39,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:39" (1/1) ... [2023-11-23 20:14:39,990 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:14:40,261 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_1dd22138-a7c3-4da0-95c0-e83ad88707e9/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4487,4500] [2023-11-23 20:14:40,269 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_1dd22138-a7c3-4da0-95c0-e83ad88707e9/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4547,4560] [2023-11-23 20:14:41,472 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:41,473 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:41,474 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:41,475 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:41,476 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:41,490 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:41,490 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:41,492 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:41,493 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:41,914 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:14:41,915 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:14:41,916 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:14:41,918 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:14:41,919 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:14:41,920 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:14:41,921 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:14:41,922 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:14:41,922 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:14:41,923 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:14:42,256 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,257 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:42,321 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:14:42,336 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_1dd22138-a7c3-4da0-95c0-e83ad88707e9/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4487,4500] [2023-11-23 20:14:42,336 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_1dd22138-a7c3-4da0-95c0-e83ad88707e9/sv-benchmarks/c/aws-c-common/aws_string_eq_harness.i[4547,4560] [2023-11-23 20:14:42,376 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,376 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,377 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,377 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,378 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,388 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,388 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,390 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,390 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,486 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:14:42,487 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:14:42,488 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:14:42,489 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:14:42,490 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:14:42,491 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:14:42,491 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:14:42,492 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:14:42,492 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:14:42,493 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:14:42,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8588] [2023-11-23 20:14:42,625 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,626 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:42,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:42,977 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,978 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,979 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,979 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,979 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,979 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,979 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,980 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,980 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,980 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,982 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,982 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,982 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,983 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,983 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,983 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,983 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:42,991 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:14:42,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42 WrapperNode [2023-11-23 20:14:42,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:42,993 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:42,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:14:42,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:14:43,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,125 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,205 INFO L138 Inliner]: procedures = 680, calls = 2275, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 384 [2023-11-23 20:14:43,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:43,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:14:43,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:14:43,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:14:43,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,268 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,269 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,297 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,300 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,319 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:14:43,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:14:43,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:14:43,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:14:43,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:42" (1/1) ... [2023-11-23 20:14:43,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:43,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:14:43,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:14:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-23 20:14:43,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-23 20:14:43,413 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-23 20:14:43,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-23 20:14:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:14:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:14:43,414 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:14:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:14:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:14:43,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:14:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:14:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:14:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:14:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:14:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:14:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:14:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:14:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:14:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:14:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2023-11-23 20:14:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2023-11-23 20:14:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:14:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:14:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:14:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:14:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:14:43,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:14:43,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:14:43,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd22138-a7c3-4da0-95c0-e83ad88707e9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:14:43,705 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:14:43,709 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:14:44,318 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:14:44,464 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:14:44,464 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:14:44,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:44 BoogieIcfgContainer [2023-11-23 20:14:44,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:14:44,467 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:14:44,467 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:14:44,477 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:14:44,478 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:44" (1/1) ... [2023-11-23 20:14:44,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:14:44,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:44,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2023-11-23 20:14:44,545 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2023-11-23 20:14:44,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:14:44,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:44,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:45,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:14:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:45,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 97 states and 135 transitions. [2023-11-23 20:14:45,632 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2023-11-23 20:14:45,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:14:45,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:45,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:46,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:14:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:46,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 105 states and 149 transitions. [2023-11-23 20:14:46,396 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 149 transitions. [2023-11-23 20:14:46,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:14:46,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:46,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:46,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:14:47,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:47,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 108 states and 153 transitions. [2023-11-23 20:14:47,277 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2023-11-23 20:14:47,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:14:47,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:47,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:14:47,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:47,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 108 states and 152 transitions. [2023-11-23 20:14:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 152 transitions. [2023-11-23 20:14:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:14:47,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:47,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:48,658 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:14:49,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 116 states and 167 transitions. [2023-11-23 20:14:49,519 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 167 transitions. [2023-11-23 20:14:49,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:14:49,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:49,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:49,986 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:14:50,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:50,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 121 states and 175 transitions. [2023-11-23 20:14:50,661 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 175 transitions. [2023-11-23 20:14:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:14:50,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:50,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:51,358 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:14:52,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:52,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 123 states and 179 transitions. [2023-11-23 20:14:52,790 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2023-11-23 20:14:52,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:14:52,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:52,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:53,994 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:14:57,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:57,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 133 states and 199 transitions. [2023-11-23 20:14:57,115 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 199 transitions. [2023-11-23 20:14:57,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:14:57,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:57,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:14:58,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:58,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 138 states and 208 transitions. [2023-11-23 20:14:58,933 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 208 transitions. [2023-11-23 20:14:58,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:14:58,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:58,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:00,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 140 states and 210 transitions. [2023-11-23 20:15:00,246 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 210 transitions. [2023-11-23 20:15:00,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:15:00,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:00,570 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:00,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:00,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 140 states and 209 transitions. [2023-11-23 20:15:00,933 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 209 transitions. [2023-11-23 20:15:00,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:15:00,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:00,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,186 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:01,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 143 states and 212 transitions. [2023-11-23 20:15:01,411 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 212 transitions. [2023-11-23 20:15:01,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:15:01,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:01,944 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:02,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:02,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 137 states and 200 transitions. [2023-11-23 20:15:02,687 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 200 transitions. [2023-11-23 20:15:02,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:02,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:02,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 142 states and 209 transitions. [2023-11-23 20:15:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2023-11-23 20:15:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:04,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:04,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:04,918 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:05,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:05,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 144 states and 212 transitions. [2023-11-23 20:15:05,405 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 212 transitions. [2023-11-23 20:15:05,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:05,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:05,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:05,712 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:06,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 145 states and 211 transitions. [2023-11-23 20:15:06,625 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 211 transitions. [2023-11-23 20:15:06,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:06,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:06,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:06,902 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:07,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 145 states and 210 transitions. [2023-11-23 20:15:07,354 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 210 transitions. [2023-11-23 20:15:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:15:07,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:07,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:07,764 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:08,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:08,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 145 states and 209 transitions. [2023-11-23 20:15:08,201 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 209 transitions. [2023-11-23 20:15:08,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:15:08,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:08,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:09,402 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:15:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 141 states and 197 transitions. [2023-11-23 20:15:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 197 transitions. [2023-11-23 20:15:11,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:11,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:11,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:15:23,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:23,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 158 states and 243 transitions. [2023-11-23 20:15:23,151 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 243 transitions. [2023-11-23 20:15:23,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:15:23,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:23,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat