./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/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_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/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_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/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 fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:13:26,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:13:26,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:13:26,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:13:26,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:13:26,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:13:26,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:13:26,697 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:13:26,698 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:13:26,699 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:13:26,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:13:26,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:13:26,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:13:26,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:13:26,702 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:13:26,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:13:26,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:13:26,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:13:26,704 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:13:26,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:13:26,705 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:13:26,706 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:13:26,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:13:26,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:26,707 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:13:26,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:13:26,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:13:26,709 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:13:26,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:13:26,710 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:13:26,710 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_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a [2023-11-23 20:13:26,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:13:27,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:13:27,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:13:27,019 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:13:27,019 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:13:27,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2023-11-23 20:13:30,247 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:13:30,846 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:13:30,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2023-11-23 20:13:30,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/data/d2928790c/3ad613c6e7be46baacdcef20e8f89dd5/FLAG5b58ae5d7 [2023-11-23 20:13:30,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/data/d2928790c/3ad613c6e7be46baacdcef20e8f89dd5 [2023-11-23 20:13:30,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:13:30,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:13:30,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:30,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:13:30,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:13:30,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:30,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a6102b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:30, skipping insertion in model container [2023-11-23 20:13:30,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:30" (1/1) ... [2023-11-23 20:13:31,119 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:13:31,423 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_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4505,4518] [2023-11-23 20:13:31,432 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_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4565,4578] [2023-11-23 20:13:32,641 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:32,642 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:32,643 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:32,644 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:32,645 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:32,658 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:32,659 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:32,661 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:32,662 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,202 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:13:33,206 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:13:33,212 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:13:33,215 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:13:33,225 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:13:33,228 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:13:33,229 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:13:33,244 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:13:33,245 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:13:33,246 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:13:33,487 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,488 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:33,605 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:13:33,631 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_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4505,4518] [2023-11-23 20:13:33,632 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_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4565,4578] [2023-11-23 20:13:33,854 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,854 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,855 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,856 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,857 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,865 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,866 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,867 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,868 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,916 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:13:33,917 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:13:33,918 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:13:33,919 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:13:33,921 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:13:33,921 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:13:33,922 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:13:33,923 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:13:33,923 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:13:33,924 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:13:33,988 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,989 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:13:33,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2023-11-23 20:13:34,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:34,213 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,213 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,214 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,214 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,214 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,214 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,214 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,215 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,215 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,215 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,215 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,215 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,215 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,216 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,216 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:13:34,224 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:13:34,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34 WrapperNode [2023-11-23 20:13:34,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:34,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:34,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:13:34,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:13:34,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,442 INFO L138 Inliner]: procedures = 688, calls = 1515, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 734 [2023-11-23 20:13:34,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:34,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:13:34,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:13:34,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:13:34,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,527 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:13:34,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:13:34,593 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:13:34,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:13:34,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:34" (1/1) ... [2023-11-23 20:13:34,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:34,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:13:34,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:13:34,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8f2b0b9-62c8-4ade-89d3-5a65e5d33fff/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:13:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 20:13:34,685 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 20:13:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:13:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 20:13:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 20:13:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:13:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:13:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-23 20:13:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-23 20:13:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:13:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:13:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:13:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:13:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:13:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:13:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:13:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:13:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:13:34,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:13:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:13:34,692 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:13:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 20:13:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 20:13:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 20:13:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 20:13:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-23 20:13:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-23 20:13:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:13:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:13:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:13:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:13:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:13:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:13:34,695 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:13:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 20:13:34,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 20:13:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:13:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2023-11-23 20:13:34,696 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2023-11-23 20:13:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2023-11-23 20:13:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2023-11-23 20:13:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:13:35,072 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:13:35,075 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:13:36,117 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:13:36,440 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:13:36,440 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:13:36,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:36 BoogieIcfgContainer [2023-11-23 20:13:36,443 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:13:36,444 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:13:36,444 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:13:36,455 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:13:36,456 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:36" (1/1) ... [2023-11-23 20:13:36,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:13:36,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:36,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 155 states and 213 transitions. [2023-11-23 20:13:36,538 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 213 transitions. [2023-11-23 20:13:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:13:36,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:36,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:37,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 2182 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:37,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:37,616 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-23 20:13:37,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:37,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2023-11-23 20:13:37,874 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2023-11-23 20:13:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-23 20:13:37,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:37,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:38,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 2330 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:13:38,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:38,743 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-23 20:13:38,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 159 states and 212 transitions. [2023-11-23 20:13:38,902 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 212 transitions. [2023-11-23 20:13:38,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-23 20:13:38,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:38,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:39,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 2344 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:13:39,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:39,574 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-23 20:13:39,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 160 states and 213 transitions. [2023-11-23 20:13:39,656 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 213 transitions. [2023-11-23 20:13:39,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:13:39,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:39,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:40,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 2382 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:13:40,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:40,445 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 84 proven. 1 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-23 20:13:40,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:40,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 165 states and 219 transitions. [2023-11-23 20:13:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2023-11-23 20:13:40,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-23 20:13:40,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:40,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:41,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 2420 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:13:41,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:41,955 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-23 20:13:42,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 170 states and 225 transitions. [2023-11-23 20:13:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 225 transitions. [2023-11-23 20:13:42,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 20:13:42,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:42,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:43,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 2458 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-23 20:13:43,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 96 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-23 20:13:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:45,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 175 states and 233 transitions. [2023-11-23 20:13:45,038 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 233 transitions. [2023-11-23 20:13:45,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-23 20:13:45,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:45,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:45,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 2496 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-23 20:13:45,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:46,109 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 105 proven. 10 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-23 20:13:47,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:47,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 180 states and 242 transitions. [2023-11-23 20:13:47,460 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 242 transitions. [2023-11-23 20:13:47,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-23 20:13:47,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:47,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:48,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 2534 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:13:48,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:48,740 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-11-23 20:13:50,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:50,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 185 states and 252 transitions. [2023-11-23 20:13:50,157 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 252 transitions. [2023-11-23 20:13:50,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-23 20:13:50,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:50,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:51,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 2572 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-23 20:13:51,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:52,130 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 129 proven. 21 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2023-11-23 20:13:54,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:54,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 190 states and 263 transitions. [2023-11-23 20:13:54,053 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 263 transitions. [2023-11-23 20:13:54,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-23 20:13:54,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:54,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:55,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-23 20:13:55,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 144 proven. 28 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-11-23 20:13:58,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:58,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 195 states and 275 transitions. [2023-11-23 20:13:58,114 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 275 transitions. [2023-11-23 20:13:58,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-23 20:13:58,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:58,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:59,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 2648 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-23 20:13:59,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:00,170 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 161 proven. 36 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2023-11-23 20:14:02,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:02,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 200 states and 288 transitions. [2023-11-23 20:14:02,604 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 288 transitions. [2023-11-23 20:14:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-23 20:14:02,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:04,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 2686 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-23 20:14:04,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:05,282 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 180 proven. 45 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-23 20:14:08,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:08,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 205 states and 302 transitions. [2023-11-23 20:14:08,583 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 302 transitions. [2023-11-23 20:14:08,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 20:14:08,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:08,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:09,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 2724 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-23 20:14:09,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:10,540 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 201 proven. 55 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-23 20:14:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:14,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 210 states and 317 transitions. [2023-11-23 20:14:14,087 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 317 transitions. [2023-11-23 20:14:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 20:14:14,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:14,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:17,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 2762 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-23 20:14:17,150 INFO L285 TraceCheckSpWp]: Computing forward predicates...